{"title":"STEM Toys and Projects","description":"\u003ch1\u003eProjects (STEM \/ STEAM)\u003c\/h1\u003e\u003ch2 style=\"text-align: center; \"\u003eScience \u0026amp; Education Projects\u003c\/h2\u003e\u003cp\u003eScience and school projects can be FUN. White Rose Hobbies stocks a variety of products that work great for STEM (Science, Technology, Engineering and Math) projects and classesl. White Rose makes it easy to add your Artistic skill to turn your STEM project into a STEAM (Science, Technology, Engineering, Art and Math) Project !\u003c\/p\u003e\u003cp\u003eDon't see the part or model you are looking for, give us a call at \u003ca href=\"tel:1-717-505-8676\"\u003e(717) 505-8676\u003c\/a\u003e and let us order it for you.\u003cbr\u003e\u003c\/p\u003e\u003ch2 style=\"text-align: center;\"\u003eHave a School Project ?\u003c\/h2\u003e\u003ch2 style=\"text-align: center;\"\u003eYou need a Scene-A-Rama\u003c\/h2\u003e\u003cp\u003eWhat is Scene-A-Rama? Learn how you can use Scene-A-Rama materials to make A+ school projects, displays and other projects quickly and easily. Check out the video or stop in to White Rose Hobbies and check it out.\u003c\/p\u003e\n\u003ciframe width=\" 480\" height=\"270\" src=\"https:\/\/www.youtube.com\/embed\/oZf96tbTXz4?rel=0\u0026amp;feature=oembed\" frameborder=\"0\" allowfullscreen=\"allowfullscreen\" style=\"font-family: Arial, sans-serif; font-size: 0.85em; margin: 0 auto; display: block;\"\u003e\u003c\/iframe\u003e","products":[{"product_id":"tamiya-75026-240-mini-motor-set","title":"Tamiya 75026 3V 240 Mini Motor Set","description":"\u003ch1\u003eTamiya 75026 3V 240 Mini Motor Set \u003c\/h1\u003e\u003cp\u003eThis motor comes in a convenient size for small education construction products. \u003c\/p\u003e\u003cp\u003eCompatible with Mini Motor Gearboxes (Item 70188-90). Motor has 20% more power than the motor included with these gearboxes. \u003c\/p\u003e\u003cp\u003eCan be used as a spare motor for 1\/35 scale R\/C tank models and Item 70185 Submarine Motor Mini (High-Speed Type). \u003c\/p\u003e\u003cp\u003eSet includes double-sided tape, an 8T pinion (M=0.5), and vinyl tubing. \u003c\/p\u003e\u003cp\u003e-RPM rate (No load): 10,500, Torque: 21.8gf\/cm\u003c\/p\u003e","brand":"Tamiya","offers":[{"title":"Default Title","offer_id":37651416613030,"sku":"TAM75026","price":3.9,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0520\/1972\/4454\/products\/tamiya-75026-240-mini-motor-set.jpg?v=1611724101"},{"product_id":"stem-lab-by-ugears-utg0063-pendulum","title":"STEM LAB by UGears UTG0063 Pendulum","description":"\u003ch1\u003eSTEM LAB by UGears UTG0063 Pendulum\u003c\/h1\u003e\n\u003cp\u003eIt is high time to start a consistent, steady stream of fun with a UGears STEM LAB Pendulum. Get ready for measured challenge and enlightenment with this stylized educational model that makes learning the essentials and principles of working pendulums easy and entertaining for all ages. Whether you're interested in the mechanism that makes mechanical clocks tick or the element that keeps metronomes steady and musicians in tempo, the Pendulum is sure to give you hours of fun in construction and exploration.\u003c\/p\u003e\n\u003cp\u003eNow known as one of the most basic and reliable time-measuring mechanisms, the pendulum was first studied by Galileo Galilei, an Italian engineer at the end of the 16th century, who described how the mechanism kept oscillations, or movements back and forth at a constant speed, consistent. A Dutch physicist, Christiaan Huygens, built on Galileo’s work by using a pendulum in a mechanical clock in the 17th century. In addition to clocks and metronomes, pendulums are also used today in geological surveying, seismography, sports and laboratory research in mechanics and physics.\u003c\/p\u003e\n\u003cp\u003eStart out by building your Pendulum model using the Pocket Model’s Study Guide to discover the principles of a working mechanical pendulum. You’ll surely admire the precise inner mechanisms of the model, such as the anchor escapement that controls the frequency of oscillations, the weight, the scrape-wheel, the gearing, the rubber-band, and the ratchet and pawl. The working model has multiple ways to control the frequency of oscillations, and you’ll have fun learning how to use the weight of the pendulum bob, the vertical position of the weight on the pendulum and the tension of the rubber band to control the pendulum’s movement back and forth.\u003c\/p\u003e\n\u003cp\u003eAfter successful construction, lose yourself in Augmented Reality to discover how the pendulum is used to make a clock tick. Interacting with your Pendulum via your UGears application, study the working principle of your model. You’ll observe that the force of gravity and the potential energy of the rubber band work together to keep the amplitude of oscillation constant with the rubber band compensating for the pendulum’s oscillations’ kinetic energy loss. For additional enrichment, make sure to spend time reviewing the included creation story and engaging in the included tasks in the interactive study guide.\u003c\/p\u003e\n\u003cp\u003eEach Pendulum model allows for self-assembly from the parts, which are pulled out from wooden boards according to easy-to-follow manual instruction. The models don’t require glue or cutting, which makes them a perfect model for younger children to enjoy with their adult scientific exploration partners or for teenagers to build and use with some guided help from their parents. For additional fun and customization, paint your model with watercolor paints. This high-quality model kit promises hours of family entertainment and bonding.\u003c\/p\u003e\n\u003cp\u003eSPECIFICATIONS:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eModel Size: 4.5 x 3.3 x 6.6 in\u003c\/li\u003e\n\u003cli\u003ePackage size: 8.1 x 7.4 x 2.5 in\u003c\/li\u003e\n\u003cli\u003eNumber of parts: 92\u003c\/li\u003e\n\u003cli\u003eLevel: Easy\u003c\/li\u003e\n\u003cli\u003eAssembly Time: 2 hours\u003c\/li\u003e\n\u003cli\u003eRecommended Age: 8+\u003c\/li\u003e\n\u003cli\u003eKit weight: 1.00 lbs\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"UGears","offers":[{"title":"Default Title","offer_id":41562160693414,"sku":"UTG0063","price":27.99,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0520\/1972\/4454\/products\/stem-lab-by-ugears-utg0063-pendulum.jpg?v=1634841120"},{"product_id":"stem-lab-by-ugears-utg0064-counter","title":"STEM LAB by UGears UTG0064 Counter","description":"\u003ch1\u003eSTEM LAB by UGears UTG0064 Counter\u003c\/h1\u003e\n\u003cp\u003eCreate for yourself an engineering marvel with the UGears STEM LAB Counter. This device counts repeated actions with a click button and cylindrical numbered gears. You might see someone using a device like this at the gates of an amusement park or the entryway of a theater to count the number of people entering. This kind of counter is also a crucial part of the modern odometer, found in every car. However, with this home built model Counter, the limit to its uses is within your imagination.\u003c\/p\u003e\n\u003cp\u003eThe counter was first invented in ancient Greece by the mathematician and engineer Hero of Alexandria. The device is controlled by a counter button on top and a turn handle on the side. These rotate the cylindrical gears with the number 0 to 9 written on them. There are three gears, so this counter can display any number from 0 to 999. The engineering marvel of the device, great for students to learn about, is the Geneva drive that controls the gears. When counting, the drive will increment the next gear when the previous reaches 9. When you need to reset the counter, you can do so by opening the front panel and resetting manually.\u003c\/p\u003e\n\u003cp\u003eThis model is rated difficulty level easy and is great for ages 8 and up. It is also certified by STEM.org as an authenticated educational product for helping students learn and develop 21st century skills. For education purposes, the great thing about this model is that it can be made either with or without directions. Given directions, putting together a model like this is a great way to teach procedural direction following and how the machine works. Without directions, assembling the model is like solving a puzzle, activating critical thinking skills.\u003c\/p\u003e\n\u003cp\u003eThis model has plenty of fun applications, as many as you can think of. You could count how many steps it takes to get from point A to point B. You could count the number of cars that pass in front of your house in an hour. You could keep the counter on your desk and increment the counter every time a task is completed.\u003c\/p\u003e\n\u003cp\u003eIt is easy to build this model right out of the box. Since the details are already pre-cut, you can simply press them out of the board without any sharp cutting knives. No glue is necessary either. If you would like to personalize your Counter, you can paint the wood and add extra creative fun to assembling the device. Everything you need comes in the box, so no additional trips to the hardware or craft store are necessary. Putting together the UGears STEM LAB Counter and learning about its engineering could not be easier.\u003c\/p\u003e\n\u003cp\u003eSPECIFICATIONS:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eModel Size: 5.3 x 2.6 x 4.8 in\u003c\/li\u003e\n\u003cli\u003ePackage size: 8.1 x 7.4 x 2.5 in\u003c\/li\u003e\n\u003cli\u003eNumber of parts: 157\u003c\/li\u003e\n\u003cli\u003eLevel: Easy\u003c\/li\u003e\n\u003cli\u003eAssembly Time: 2 hours\u003c\/li\u003e\n\u003cli\u003eRecommended Age: 8+\u003c\/li\u003e\n\u003cli\u003eKit weight: 1.12 lbs\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"UGears","offers":[{"title":"Default Title","offer_id":41562160857254,"sku":"UTG0064","price":27.99,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0520\/1972\/4454\/products\/stem-lab-by-ugears-utg0064-counter.jpg?v=1634841302"},{"product_id":"stem-lab-by-ugears-utg0065-gearbox","title":"STEM LAB by UGears UTG0065 Gearbox","description":"\u003ch1\u003eSTEM LAB by UGears UTG0065 Gearbox\u003c\/h1\u003e\n\u003cp\u003eDiscover the mechanics of manual transmission with the UGears STEM LAB Gearbox model. This kit builds a fully functioning interactive puzzle that helps you study the gearbox, the groundbreaking invention of German engineer Karl Benz widely used in cars today.\u003c\/p\u003e\n\u003cp\u003eA mechanical gearbox transfers torque from the engine’s shaft to the wheels. When assembled, this model will help you learn how a 4-speed manual transmission works by providing a hands-on experience of the physics involved. Choose a speed with the mini gearshift lever, then turn the actuator handle to spin the gears. Shift into reverse to see how the clutch transfers the rotation to the lower gears, which propels them in the opposite direction.\u003c\/p\u003e\n\u003cp\u003eIncluded with this model is a pocket study guide that details the creation story and mechanism design of the gearbox. It also has ideas for engaging activities and other interesting facts about your model. For a more immersive experience, use the dedicated UGears Augmented Reality app to discover how the gearbox is used in vehicles. You can interact with the gearshift and actuator handle in a virtual 3D space and even place the box into a car to see the real world application of this device.\u003c\/p\u003e\n\u003cp\u003eThe UGears STEM LAB Gearbox model kit is comprised of 120 parts, each pre-cut from a lightweight wood material and ready to assemble without glue or special tools. Sustainability is important, so UGears uses renewable resources for all of their models. When finished, the model measure approximately 5 x 4 x 4 inches. To add color to your finished piece, watercolor paint may be lightly applied if desired. Display it on a shelf or coffee table for an instant conversation piece.\u003c\/p\u003e\n\u003cp\u003eFor extended engineering time, put together this puzzle without the manual. For faster assembly or help for little ones, just follow the step-by-step instructions.\u003c\/p\u003e\n\u003cp\u003eThis model bears the STEM.org Authenticated seal, which helps parents and educators quickly identify products that align to STEM standards. This product will integrate seamlessly into a STEM-based curriculum.\u003c\/p\u003e\n\u003cp\u003eIf there are any damaged parts, UGears customer service can be contacted for replacement parts.\u003c\/p\u003e\n\u003cp\u003eWhether you want a quick brain teaser or an intricate mechanical puzzle, UGears has a model that’s right for you. Explore more STEM models and games in the online catalog, and check out UGears blog for more puzzle fun.\u003c\/p\u003e\n\u003cp\u003eThis kit takes about two hours to assemble and offers unlimited engagement afterward with the UGears Augmented Reality phone app. UGears mission is to unite kids and parents - family play is encouraged! Recommended for ages 8 and up.\u003c\/p\u003e\n\u003cp\u003eSPECIFICATIONS:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eModel Size: 5.1 x 3.9 x 4.3 in\u003c\/li\u003e\n\u003cli\u003ePackage size: 8.1 x 7.4 x 2.5 in\u003c\/li\u003e\n\u003cli\u003eNumber of parts: 120\u003c\/li\u003e\n\u003cli\u003eLevel: Easy\u003c\/li\u003e\n\u003cli\u003eAssembly Time: 2 hours\u003c\/li\u003e\n\u003cli\u003eRecommended Age: 8+\u003c\/li\u003e\n\u003cli\u003eKit weight: 1.09 lbs\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"UGears","offers":[{"title":"Default Title","offer_id":41562161578150,"sku":"UTG0065","price":27.99,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0520\/1972\/4454\/products\/stem-lab-by-ugears-utg0065-gearbox.jpg?v=1634841743"},{"product_id":"stem-lab-by-ugears-utg0066-differential","title":"STEM LAB by UGears UTG0066 Differential","description":"\u003ch1\u003eSTEM LAB by UGears UTG0066 Differential\u003c\/h1\u003e\n\u003cp\u003eHave you ever wondered how cars' wheels move at different speeds when you turn? If so, assemble the UGears STEM LAB Differential model to learn about the inner workings of your car's transmission. After you finish the model, you have the perfect interactive decoration to display on your dresser or mantlepiece.\u003c\/p\u003e\n\u003cp\u003eThe UGears STEM LAB Differential model features the updates made by Ferdinand Porsche in the 1930s to Onesiphore Pecqueur's 1825 design. The wheel, drive gear, side gear, locking clutch, and locking lever are all made to scale so that you can actually move the parts. To get a better idea of how differentials work, download the UGears augmented reality app and access even more features of your model.\u003c\/p\u003e\n\u003cp\u003eAfter your model arrives, you don't need to worry about cutting out the pieces or getting glue all over your table. Working from each piece's edge, push the pre-cut parts out of their storage boards. Don't force them or the pieces will bend and rip. Instead, use a small knife to finish removing the parts, and then check each component for rough edges that could keep them from locking properly.\u003c\/p\u003e\n\u003cp\u003eWhile you don't need wood glue or other specialized equipment to put your model together, you may want to purchase a candle to grease gears that don't work properly. You can also improve the parts' mobility with sandpaper from your local hardware store.\u003c\/p\u003e\n\u003cp\u003eYour model is made out of wood, and the colors are natural: silvery-white on the differential's smooth surfaces, and brown on the edges. If you don't like these colors, break out your watercolors and combine your science lesson with art class. Let the pieces dry completely before assembling them.\u003c\/p\u003e\n\u003cp\u003eThe instructions that come with your model explain every step of assembly, but if you're still confused, visit UGear's website to find a PDF of the instructions. If there are any damaged parts, UGears customer service can be contacted for replacement parts.\u003c\/p\u003e\n\u003cp\u003ePeople of all ages can enjoy the UGears STEM LAB Differential model, but children under 14 might have trouble on their own. For teens who love science and enjoy working with their hands, though, this is the perfect present. There is plenty of work to keep several people busy, so clear your schedule and help your kids complete the project.\u003c\/p\u003e\n\u003cp\u003eWhen you want to learn how your car's transmission and steering work but you also want to complete a craft, purchase a model differential from UGears. After you've assembled the model, manipulate the different parts and watch the differential move. Engineering has never been so accessible or fun.\u003c\/p\u003e\n\u003cp\u003eSPECIFICATIONS:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eModel Size: 6.9 x 5.3 x 4.1 in\u003c\/li\u003e\n\u003cli\u003ePackage size: 8.1 x 7.4 x 2.5 in\u003c\/li\u003e\n\u003cli\u003eNumber of parts: 163\u003c\/li\u003e\n\u003cli\u003eLevel: Easy\u003c\/li\u003e\n\u003cli\u003eAssembly Time: 2 hours\u003c\/li\u003e\n\u003cli\u003eRecommended Age: 8+\u003c\/li\u003e\n\u003cli\u003eKit weight: 1.06 lbs\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"UGears","offers":[{"title":"Default Title","offer_id":41562161938598,"sku":"UTG0066","price":27.99,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0520\/1972\/4454\/products\/stem-lab-by-ugears-utg0066-differential.jpg?v=1634842063"},{"product_id":"stem-lab-by-ugears-utg0073-curvimeter","title":"STEM LAB by UGears UTG0073 Curvimeter","description":"\u003ch1\u003eSTEM LAB by UGears UTG0073 Curvimeter\u003c\/h1\u003e\n\u003cp\u003eWhen you measure the length of a straight surface, you use a ruler or a tape measurer. These tools aren't as useful when you need to measure the length of a curve; instead, you need a curvimeter, which is even more exact than a compass. To learn about this invention and build a model you'll be proud to display, purchase the UGears STEM LAB Curvimeter. This item looks like a clock, except that its face displays distances in centimeters, inches, meters, and feet rather than times.\u003c\/p\u003e\n\u003cp\u003eTo use the device, you roll the wheel across the item that needs measuring. As the wheel moves, the measuring hand moves as well, tracking how far the wheel has traveled. If your distance is greater than one rotation, the device also tracks how many circuits it has completed. Once you've measured the entire item, multiply the number displayed on the face by the number of rotations to find the total distance.\u003c\/p\u003e\n\u003cp\u003eAlthough curvimeters are still used today, they are not new. Their origins are a mystery, and many different nations claim that someone from their area invented the device. For example, some people believe that Virtuvius the Roman invented the curvimeter around 23 BCE, but others think it was Zhang Heng, a Chinese intellectual. While the history of this tool is disputed, in 1873, Edward Russell Morris secured the patent for it.\u003c\/p\u003e\n\u003cp\u003eNot only is the UGears STEM LAB Curvimeter a working opsiometer, but it is also one that you can easily assemble yourself. You don't have to worry about getting glue everywhere, and you don't need any special equipment. The parts are precut, although you may need a knife to loosen a few from their boards, and if you don't remove them carefully, use sandpaper to smooth down the edges. Additionally, when the gears stick or don't fit, a little candle wax on their edges takes care of the problem.\u003c\/p\u003e\n\u003cp\u003eAs you assemble the curvimeter, be careful not to bend or break any of the more than 100 wooden parts, but if you do have an accident, use UGears' website to request a free replacement. You also have the choice of painting the model, although this step will add a few days to the project. Avoid acrylic paints, since they tend to be so thick that it's hard for the gears to move. Watercolors are a good option as long as you let them dry completely before continuing with assembly.\u003c\/p\u003e\n\u003cp\u003eWhen you want a craft to occupy your hands while also stimulating your mind, turn to the UGears STEM LAB Curvimeter. Whether you're building on your own or with a friend, you'll be so excited to use the device that you finish assembly in no time.\u003c\/p\u003e\n\u003cp\u003eSPECIFICATIONS:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eModel Size: 4.5 x 3.3 x 6.6 in\u003c\/li\u003e\n\u003cli\u003ePackage size: 8.1 x 7.4 x 2.5 in\u003c\/li\u003e\n\u003cli\u003eNumber of parts: 109\u003c\/li\u003e\n\u003cli\u003eLevel: Easy\u003c\/li\u003e\n\u003cli\u003eAssembly Time: 2 hours\u003c\/li\u003e\n\u003cli\u003eRecommended Age: 8+\u003c\/li\u003e\n\u003cli\u003eKit weight: 0.9 lbs\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"UGears","offers":[{"title":"Default Title","offer_id":41562162757798,"sku":"UTG0073","price":27.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0520\/1972\/4454\/products\/stem-lab-by-ugears-utg0073-curvimeter-2.jpg?v=1634843326"},{"product_id":"stem-lab-by-ugears-utg0078-random-generator","title":"STEM LAB by UGears UTG0078 Random Generator","description":"\u003ch1\u003eSTEM LAB by UGears UTG0078 Random Generator\u003c\/h1\u003e\n\u003cp\u003eHas your magic 8 ball been failing you? If shaking a ball of liquid isn't giving you the answers to your most critical yes or no questions, the UGears STEM LAB Random Generator might be the problem-solving magic you've been looking for. You might have questions about how to build it, but once you've followed the step-by-step construction manual, any other simple question can be solved with the simple push of a button. Designed with smooth gears and completely random results, this 3D model helps you make your decisions by scientific randomness instead of magical randomness.\u003c\/p\u003e\n\u003cp\u003eCareful physics has gone into the design of each Random Generator. Each piece is made from carefully laser-cut sustainably-sourced plywood that comes with a fresh real-wood scent. Pop out the pieces and gently sand or wax interlocking parts to get just the right fit in case of small deviations. By following the included paper manual or an easy online video guide, you can have your Random Generator ready to answer your questions within about two hours. There are six possible answers including \"yes,\" \"try again,\" \"later\" and the ever-reliable \"do it.\" There is a precise 1\/6th chance that any one of these answers comes out on top thanks to the careful symmetry of an internal octahedron. The eco-friendly materials are refreshing after decades of plastic models. The model is almost entirely made of wood with just a metal ball and a rubber band to help power the drive gear. It comes with 160 parts and is recommended for anyone age eight and up, though younger children might enjoy working on this project with a bit of adult assistance.\u003c\/p\u003e\n\u003cp\u003eThere are a number of scientific elements in this mechanical generator model, making a great science fair project or activity for brainy young scientists and older explorers. The mechanism includes ways to explore weight and balance with an internal metal ball that drives the random chances. A button and clutch work with potential energy to set the mechanism spinning and a drive wheel keeps the thrust evenly distributed to avoid predictable answers. Scientific minds can also explore concepts including a three-axle gear, internal octahedron, overrunning clutch, and basic geometry. Although not every kid is as excited about STEM projects, giving your young ones some base examples is a great way to expand growing minds to the possible applications of math and science in real-world situations.\u003c\/p\u003e\n\u003cp\u003eEven though this kit is an ideal IQ game for kids and teens, anyone can enjoy the simple pleasure of solving these simple puzzles and physics experiments. If there are any damaged parts, UGears customer service can be contacted for replacement parts.\u003c\/p\u003e\n\u003cp\u003eSPECIFICATIONS:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eModel Size: 6.8 x 4.8 x 5.2 in\u003c\/li\u003e\n\u003cli\u003ePackage size: 8.1 x 7.4 x 2.5 in\u003c\/li\u003e\n\u003cli\u003eNumber of parts: 160\u003c\/li\u003e\n\u003cli\u003eLevel: Easy\u003c\/li\u003e\n\u003cli\u003eAssembly Time: 2 hours\u003c\/li\u003e\n\u003cli\u003eRecommended Age: 8+\u003c\/li\u003e\n\u003cli\u003eKit weight: 1.17 lbs\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"UGears","offers":[{"title":"Default Title","offer_id":41562163806374,"sku":"UTG0078","price":27.99,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0520\/1972\/4454\/products\/stem-lab-by-ugears-utg0078-random-generator-4.jpg?v=1634844429"},{"product_id":"stem-lab-by-ugears-utg0079-variator","title":"STEM LAB by UGears UTG0079 Variator","description":"\u003ch1\u003eSTEM LAB by UGears UTG0079 Variator\u003c\/h1\u003e\n\u003cp\u003eCalling all automobile enthusiasts! UGears is proud to deliver the Variator as part of the STEM LAB collection. This model serves as an interactive, educational tool to exhibit the inner workings of a CVT, otherwise known as continuous variable transmission. After complete assembly, the Variator allows you to comprehend one of the most essential components needed to allow motors to run smoothly.\u003c\/p\u003e\n\u003cp\u003eWhen used in real life, CVT utilizes a steel belt that runs between two pulleys. In order to continuously vary gear ratios, CVT simultaneously alters the diameter of the drive pulley and the driven pulley. The drive pulley is responsible for transferring torque from the engine, while the driven pulley is responsible for transferring torque to the wheels. CVT has become increasingly popular in any vehicle or machine requiring smooth transitions between multiple gears, such as cars, scooters and conveyors.\u003c\/p\u003e\n\u003cp\u003eThe mechanical Variator is a working replica of a belt-driven friction cone CVT. In general, cone CVT alters the gear ratio by moving a belt up and down a conical drum. Power up the Variator by spinning the reducer, which directly rotates the drive cone pulley. The rubber band belt, which runs around both pulleys, will transfer the rotation of the drive pulley to the driven cone pulley, showcasing the simultaneous rotations of both pulleys. You can alter the gears using the transmission fork to observe how the speed varies between the drive and driven pulleys. Because of the iconic skeletal framework of the UGears Variator, you can openly observe the operation of the entire cone CVT mechanism without dirtying your hands with engine oil.\u003c\/p\u003e\n\u003cp\u003eThe Variator building kit comes equipped with the following components: key, drive cone pulley, driven cone pulley, reducer, belt, pedal, body, and transmission fork. All 104 parts are made with eco-friendly, high-quality plywood precut with laser precision, allowing you to easily assemble this model without the need for glue, tools, or extra cutting. In just two hours, you will be able to discover the inner workings of the Variator. As an added bonus, this model kit comes equipped with a QR-code that gives you access to a learning guide for the Variator, along with a special AR UGears application that demonstrates how the Variator is used in real life.\u003c\/p\u003e\n\u003cp\u003eWhether or not you are a motor enthusiast, the UGears STEM LAB Variator will inspire you to learn more about the intricate mechanisms that occur under the hood of your car. The hands-on assembly allows you to unconsciously improve your fine motor skills, while the completed build stimulates your mind. With both its aesthetic and fun appeal, the mechanical Variator is a great gift or personal treat for anyone. Grab a Variator today and feel your mental gears move!\u003c\/p\u003e\n\u003cp\u003eSPECIFICATIONS:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eModel Size: 6.6 x 5.0 x 4.2 in\u003c\/li\u003e\n\u003cli\u003ePackage size: 8.1 x 7.4 x 2.5 in\u003c\/li\u003e\n\u003cli\u003eNumber of parts: 104\u003c\/li\u003e\n\u003cli\u003eLevel: Easy\u003c\/li\u003e\n\u003cli\u003eAssembly Time: 2 hours\u003c\/li\u003e\n\u003cli\u003eRecommended Age: 8+\u003c\/li\u003e\n\u003cli\u003eKit weight: 1.11 lbs\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"UGears","offers":[{"title":"Default Title","offer_id":41562257064102,"sku":"UTG0079","price":27.99,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0520\/1972\/4454\/products\/stem-lab-by-ugears-utg0079-variator-3.jpg?v=1634844706"},{"product_id":"stem-lab-by-ugears-utg0081-tachometer","title":"STEM LAB by UGears UTG0081 Tachometer","description":"\u003ch1\u003eSTEM LAB by UGears UTG0081 Tachometer\u003c\/h1\u003e\n\u003cp\u003eAssemble the Tachometer model kit and discover how it works.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eThe model kit comes with a QR-code to the study guide about the mechanism, the principal of its working, the main characteristics, formulas. It also includes interesting assignments.\u003c\/li\u003e\n\u003cli\u003eDive into augmented reality and look at how the Tachometer works. Interact with the model via a special AR application from UGears.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eA tachometer is a device designed to measure the rotational speed of various parts in engines and other mechanisms. It calculates revolutions per minute (RPM). The tachometer also measures and monitors load limits, in order to decrease or increase RPM so that the engine or mechanism runs within its optimal parameters.\u003c\/p\u003e\n\u003cp\u003eThe tachometer was invented by the German engineer Dietrich Uhlhorn in 1817. His invention was a special device that measured centrifugal force. From 1840 on, this device has been used in railway locomotives, and later in cars and all manner of vehicular transport.\u003c\/p\u003e\n\u003cp\u003eThe tachometer is used in mechanisms where it is necessary to accurately track RPM to avoid the negative consequences of overloads. Savvy motorists use tachometers to know when to shift gears (in cars with manual transmissions) and to control the load on the engine, thereby increasing the operating life of their vehicles.\u003c\/p\u003e\n\u003cp\u003eThe 3D Tachometer model kit from UGEARS' STEM Lab collection is a fully operational DIY wooden model of a tachometer, ready for you to assemble. When the handle is rotated, movement is transmitted through a reducer, increasing the RPM and displacing twin weights in the centrifugal unit. The higher the RPM, the more centrifugal force separates the weights, shifting a movable axle with flywheel. A pointer mechanism (dial) is fixed to the axle; the more the axle shifts (higher RPM), the more the dial arrow deflects, indicating higher speed rotation.\u003c\/p\u003e\n\u003cp\u003eThe mechanism of the Tachometer model kit consists of:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eHandle\u003c\/li\u003e\n\u003cli\u003eReducer\u003c\/li\u003e\n\u003cli\u003eWeights\u003c\/li\u003e\n\u003cli\u003eAxle\u003c\/li\u003e\n\u003cli\u003eFlywheel\u003c\/li\u003e\n\u003cli\u003eDial\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eConnect the Tachometer to the Variator, creating a new mechanism. The Variator-Tachometer system demonstrates the direct relationship between the transmission ratio of a gearbox, and rotational speed.\u003c\/p\u003e\n\u003cp\u003eWhen the handle of the Variator is rotated, the movement is transmitted through the reducer to the cone-shaped driving pulley. The rotation of the first cone is then transmitted through the belt to the other cone, which is the driven pulley. When the pedal attached to the housing is pressed, it shifts the fork holding the belt, thereby changing the rotational speed of the driven pulley. When the Tachometer is attached to the Variator, the changing rotational speed of the driven pulley of the Variator is transmitted to the Tachometer's reducer. This in turn will increase or decrease the centrifugal force on the weights, shifting the axle with flywheel. Shifting the axle deflects the indicator on the dial toward a higher or lower value. In this way, changes to the transmission ratio in the Variator will be seen to increase or decrease the RPM of the attached Tachometer.\u003c\/p\u003e\n\u003cp\u003eThe Variator-Tachometer mechanism consists of:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eHandle\u003c\/li\u003e\n\u003cli\u003eReducer\u003c\/li\u003e\n\u003cli\u003eCone-shaped driving pulley\u003c\/li\u003e\n\u003cli\u003eCone-shaped driven pulley\u003c\/li\u003e\n\u003cli\u003eBelt\u003c\/li\u003e\n\u003cli\u003ePedal\u003c\/li\u003e\n\u003cli\u003eHousing\u003c\/li\u003e\n\u003cli\u003eFork\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eReducer\u003c\/li\u003e\n\u003cli\u003eWeights\u003c\/li\u003e\n\u003cli\u003eAxle\u003c\/li\u003e\n\u003cli\u003eFlywheel\u003c\/li\u003e\n\u003cli\u003eDial\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cugears stem puzzles are designed to suit different age groups with a special focus on learning component. the assembly of model will be interesting and won take much time.\u003e\n\u003cp\u003eSTEM Lab Model kits come with all you need in a box. Just like the rest of UGears wooden model kits, putting STEM Lab models together is fun and comprehensive: everything you need to build, learn, and discover comes in a box. There you will find:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eWooden details pre-cut with a precise high-tech laser in high-quality plywood boards, as well as other materials required for assembly. DIY kits need no glue or additional instruments to build. The details come out of the board with a slight push.\u003c\/li\u003e\n\u003cli\u003eStep-by step illustrated instruction manual of 3D puzzles assembly.\u003c\/li\u003e\n\u003cli\u003ePractical Lab tasks with use of your model.\u003c\/li\u003e\n\u003cli\u003eQR-code to download a pocket study guide about the UGears model, its mechanism, principle of its working, main characteristics, physical and mechanical formulas, and fun practical tasks.\u003c\/li\u003e\n\u003cli\u003eQR-code to download AR-application. Fascinating innovation from UGears – new drive to learn more new things!\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eSPECIFICATIONS:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eModel Size: 9.4 x 4.1 x 4.8 in\u003c\/li\u003e\n\u003cli\u003ePackage size: 8.1 x 7.4 x 2.5 in\u003c\/li\u003e\n\u003cli\u003eNumber of parts: 133\u003c\/li\u003e\n\u003cli\u003eLevel: Easy\u003c\/li\u003e\n\u003cli\u003eAssembly Time: 2 hours\u003c\/li\u003e\n\u003cli\u003eRecommended Age: 8+\u003c\/li\u003e\n\u003cli\u003eKit weight: 0.94 lbs\u003c\/li\u003e\n\u003c\/ul\u003e\u003c\/ugears\u003e\u003c\/p\u003e","brand":"UGears","offers":[{"title":"Default Title","offer_id":41562257752230,"sku":"UTG0081","price":27.99,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0520\/1972\/4454\/products\/stem-lab-by-ugears-utg0081-tachometer-2.jpg?v=1634845703"},{"product_id":"stem-lab-by-ugears-utg0088-arithmetic-kit","title":"STEM LAB by UGears UTG0088 Arithmetic Kit","description":"\u003ch1\u003eSTEM LAB by UGears UTG0088 Arithmetic Kit\u003c\/h1\u003e\n\u003cp\u003eAssemble the Arithmetic Kit and discover how the Mechanical Addiator and Mechanical Multiplier work.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eThe model kit comes with a QR-code to the study guide about the mechanisms, the principal of their working, the main characteristics, formulas. It also includes interesting assignments.\u003c\/li\u003e\n\u003cli\u003eDive into augmented reality and look at how Mechanical Addiator and Mechanical Multiplier work. Interact with the models via a special AR application from UGears.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eUGEARS' Arithmetic Model Kit, part of UGEARS' STEM Lab collection, consists of two ready-to-assemble models: A Mechanical Addiator and a Mechanical Multiplier.\u003c\/p\u003e\n\u003cp\u003eThe Mechanical Addiator is a compact arithmetic machine (or adding machine) that works by moving gear racks, using a stylus included in the kit. By moving the sliding racks, marked with arrows and numbers from 0 to 9, you can add and subtract numbers.\u003c\/p\u003e\n\u003cp\u003eThe Mechanical Multiplier is a flat hinge mechanism that accomplishes binary operations on numbers. By moving the dual slider, you can multiply and square numbers from 1 to 12, making the multiplication table fun.\u003c\/p\u003e\n\u003cp\u003eThe UGEARS Mechanical Addiator is a DIY wooden model kit based on an addiator that was invented by a St. Petersburg music teacher, Heinrich Kummer, in 1846. Its simple design and compact size made it a popular mathematical tool in its time. Today this simple, fun mechanism is part of UGEARS' outstanding STEM Lab collection.\u003c\/p\u003e\n\u003cp\u003eThe UGEARS Mechanical Multiplier is a fun wooden 3D puzzle based on a children's toy, “Consul the Educated Monkey,” invented in 1915 by William Henry Robertson, an American high school math teacher. Robertson applied for a patent for a toy that ingeniously uses a hinged mechanism to perform simple multiplication, designed \"to stimulate children's interest in the study of numbers.”\u003c\/p\u003e\n\u003cp\u003eThe Mechanical Addiator is used to add and subtract numbers. To do this, the user enters a numeric value using the stylus, then uses the stylus to enter a second number. The device then shows the result of the desired mathematical operation, according to where the second number was entered (top row for addition, bottom row for subtraction). But the Addiator is not limited to addition and subtraction—you can also use it to multiply and divide.\u003c\/p\u003e\n\u003cp\u003eThe Mechanical Multiplier is a simple and interesting way to learn the “unloved” multiplication tables from 1 to 12, and to understand the simple principle of hinge-lever mechanisms. When the two sliders are moved to various numbers, you will see their product displayed in the window above.\u003c\/p\u003e\n\u003cp\u003eThe Mechanical Addiator consists of a housing in which four rails or racks are set, with printed values on them. A stylus is used to input values. Numbers are entered from cam slots, and the results are displayed in four center windows. Before starting an addition\/subtraction operation using the stylus, the racks should be set so that all windows display \"0\". The value of the number on which the operation is performed is first entered using the top row of slots; the top slots are then used to add a second number, while the bottom ones are used for subtraction.\u003c\/p\u003e\n\u003cp\u003eThe Mechanical Multiplier consists of two sliders that move along a number line (1-12), and a lever system that transfers the movement of the sliders to a “Results” window, which moves along a value field. As you move the two sliders between different number values, the product of their multiplication will appear in the “Results” window. In order to multiply a number by itself (to square it), the right slider should be moved to the extreme right position and fixed at the “X²” symbol.\u003c\/p\u003e\n\u003cp\u003eThe Mechanical Addiator consists of:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eHousing\u003c\/li\u003e\n\u003cli\u003eRack\u003c\/li\u003e\n\u003cli\u003eStylus\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe Mechanical Multiplier consists of:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eSliders\u003c\/li\u003e\n\u003cli\u003eLever system\u003c\/li\u003e\n\u003cli\u003eResults window\u003c\/li\u003e\n\u003cli\u003eValue field\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eUGears STEM puzzles are designed to suit different age groups with a special focus on the learning components. The assembly of the model will be interesting and won’t take much time.\u003c\/p\u003e\n\u003cp\u003eSTEM Lab Model kits come with all you need in a box. Just like the rest of UGears' wooden model kits, putting STEM Lab models together is fun and comprehensive: everything you need to build, learn, and discover comes in a box. There you will find:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eWooden details are pre-cut with a precise high-tech laser in high-quality plywood boards, as well as other materials required for assembly. DIY kits need no glue or additional instruments to build. The details come out of the board with a slight push.\u003c\/li\u003e\n\u003cli\u003eStep-by-step illustrated instruction manual of 3D puzzle assembly.\u003c\/li\u003e\n\u003cli\u003ePractical Lab tasks with the use of your model.\u003c\/li\u003e\n\u003cli\u003eQR-code to download a pocket study guide about the UGears model, its mechanism, principle of its working, main characteristics, physical and mechanical formulas, and fun practical tasks.\u003c\/li\u003e\n\u003cli\u003eQR-code to download AR application. Fascinating innovation from UGears – new drive to learn more new things!\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eSPECIFICATIONS:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eModel Size Addiator: 8.5 x 4.3 x 0.91 in\u003c\/li\u003e\n\u003cli\u003eModel Size Multiplier: 9.8 x 10.0 x 1.6 in\u003c\/li\u003e\n\u003cli\u003ePackage size: 8.1 x 7.4 x 2.5 in\u003c\/li\u003e\n\u003cli\u003eNumber of parts: 117\u003c\/li\u003e\n\u003cli\u003eLevel: Easy\u003c\/li\u003e\n\u003cli\u003eAssembly Time: 2 hours\u003c\/li\u003e\n\u003cli\u003eRecommended Age: 8+\u003c\/li\u003e\n\u003cli\u003eKit weight: 0.99 lbs\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"UGears","offers":[{"title":"Default Title","offer_id":41562257850534,"sku":"UTG0082","price":27.99,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0520\/1972\/4454\/products\/stem-lab-by-ugears-utg0088-arithmetic-kit-4.jpg?v=1634846169"},{"product_id":"tamiya-70259-construction-series-259-walking-swimming-penguin","title":"Tamiya 70259 Construction Series #259 Walking \u0026 Swimming Penguin","description":"\u003ch1\u003eTamiya 70259 Construction Series #259 Walking \u0026amp; Swimming Penguin\u003c\/h1\u003e\n\u003cp\u003eThis Construction Series amphibious product depicts the catchy motion of a penguin. On the ground, the model moves forward by moving wheels in tandem with legs, and in the water, the model swims by moving flippers.\u003c\/p\u003e\n\u003cp\u003eFEATURES:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eThe link mechanism converts the rotation of the submarine motor into the motion of legs and flippers\u003c\/li\u003e\n\u003cli\u003eOn the ground, the model stands on three wheels - side wheels on the legs and a front center wheel on its lower abdomen – on the ground and moves forward by swinging the body\u003c\/li\u003e\n\u003cli\u003eIn the water, the model swims and gets the head out of water by the float on its neck\u003c\/li\u003e\n\u003cli\u003eChanging directions of wheels and flippers allows turning on the ground and in the water\u003c\/li\u003e\n\u003cli\u003ePlastic parts can be painted\u003c\/li\u003e\n\u003cli\u003eIncludes one submarine motor\u003c\/li\u003e\n\u003cli\u003eOne AAA battery is required (sold separately)\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Tamiya","offers":[{"title":"Default Title","offer_id":48019820282069,"sku":"TAM70259","price":21.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0520\/1972\/4454\/files\/tamiya-70259-construction-series-259-walking-swimming-penguin.jpg?v=1718635119"},{"product_id":"tamiya-70164-construction-series-universal-metal-joint-parts","title":"Tamiya 70164 Construction Series Universal Metal Joint Parts","description":"\u003ch1\u003eTamiya 70164 Construction Series Universal Metal Joint Parts\u003c\/h1\u003e\n\u003cp\u003eThese metal joints can be used to connect various construction pieces. 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Clock Mechanical Model Kit","description":"\u003ch1\u003eACADEMY 18185 Da Vinci Series G.E.T. Clock Mechanical\u003c\/h1\u003e\n\u003ch2\u003eModel Kit\u003c\/h2\u003e\n\u003cp\u003eInspired by the principles of Leonardo Da Vinci, the G.E.T. Clock has incorporated the mechanism of the real time pieces. An escapement is a device in a clock or watch that controls the motion of the gear train and transmits the energy from the movement to the pendulum or balance wheel. A tourbillion is a portion in a mechanical watch and is used to increase the accuracy by minimizing errors due to the effects of gravity.\u003c\/p\u003e\n\u003cp\u003eG. Gear system rotation\u003cbr\u003eE. Escapement mechanism\u003cbr\u003eT. Tourbillion movement\u003c\/p\u003e\n\u003cp\u003eFEATURES:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eEasy to build\u003c\/li\u003e\n\u003cli\u003eComplete step-by-step Instructions\u003c\/li\u003e\n\u003cli\u003eNo glue, no paint, no tools needed\u003c\/li\u003e\n\u003cli\u003eBeautifully detailed\u003c\/li\u003e\n\u003cli\u003eLearn, enjoy the operation, collect the series\u003c\/li\u003e\n\u003cli\u003eRequires NO Glue, Paint or Batteries\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eLeonardo da Vinci was an Italian painter, sculptor, architect, musician, scientist, mathematician, engineer, inventor, anatomist, geologist, botanist and writer. Leonardo has often been described as the archetype of the Renaissance man, a man whose unquenchable curiosity was equaled only by his powers of invention. He is widely considered to be one of the greatest painters of all time and perhaps the most diversely talented person ever to have lived.\u003c\/p\u003e","brand":"ACADEMY","offers":[{"title":"Default Title","offer_id":48153540559061,"sku":"ACD18185","price":22.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0520\/1972\/4454\/files\/academy-18185-da-vinci-series-g-e-t-clock-stem-model-kit.png?v=1719341168"},{"product_id":"academy-18175-da-vinci-series-leverage-crane-mechanical-model-kit","title":"ACADEMY 18175 Da Vinci Series Leverage Crane Mechanical Model Kit","description":"\u003ch1\u003eACADEMY 18175 Da Vinci Series Leverage Crane Mechanical\u003c\/h1\u003e\n\u003ch2\u003eModel Kit\u003c\/h2\u003e\n\u003cp\u003eA SNAP TOGETHER model of DaVinci's Leverage Crane\u003c\/p\u003e\n\u003cp\u003eFEATURES:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eEasy to build\u003c\/li\u003e\n\u003cli\u003eComplete step-by-step Instructions\u003c\/li\u003e\n\u003cli\u003eNo glue, no paint, no tools needed\u003c\/li\u003e\n\u003cli\u003eBeautifully detailed\u003c\/li\u003e\n\u003cli\u003eLearn, enjoy the operation, collect the series\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eLeonardo da Vinci was an Italian painter, sculptor, architect, musician, scientist, mathematician, engineer, inventor, anatomist, geologist, botanist and writer. Leonardo has often been described as the archetype of the Renaissance man, a man whose unquenchable curiosity was equaled only by his powers of invention. He is widely considered to be one of the greatest painters of all time and perhaps the most diversely talented person ever to have lived.\u003c\/p\u003e","brand":"ACADEMY","offers":[{"title":"Default Title","offer_id":48153568641237,"sku":"ACD18175","price":22.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0520\/1972\/4454\/files\/academy-18175-da-vinci-series-leverage-crane-mechanical-model-kit.png?v=1719340955"},{"product_id":"academy-18174-da-vinci-series-rolling-ball-timer-mechanical-model-kit","title":"ACADEMY 18174 Da Vinci Series Rolling Ball Timer Mechanical Model Kit","description":"\u003ch1\u003eACADEMY 18174 Da Vinci Series Rolling Ball Timer Mechanical\u003c\/h1\u003e\n\u003ch2\u003eModel Kit\u003c\/h2\u003e\n\u003cp\u003eThe Da Vinci Rolling Ball Timer kit was inspired by a sketch of an escapement mechanism drawn by Leonardo da Vinci. Using the laws of motion and the concepts of gravity and kinetics to measure the passage of time. The mechanism employs precision gears to power a moving platform which in turn propels a rolling ball. Timing speed is controlled by adjusting the weight and balance of the gear-propelled armature. The reciprocating movement keeps the ball in motion.\u003c\/p\u003e\n\u003cp\u003eFEATURES:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eEasy to build\u003c\/li\u003e\n\u003cli\u003eComplete step-by-step Instructions\u003c\/li\u003e\n\u003cli\u003eNo glue, no paint, no tools needed\u003c\/li\u003e\n\u003cli\u003eBeautifully detailed\u003c\/li\u003e\n\u003cli\u003eLearn, enjoy the operation, collect the series\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eLeonardo da Vinci was an Italian painter, sculptor, architect, musician, scientist, mathematician, engineer, inventor, anatomist, geologist, botanist and writer. Leonardo has often been described as the archetype of the Renaissance man, a man whose unquenchable curiosity was equaled only by his powers of invention. He is widely considered to be one of the greatest painters of all time and perhaps the most diversely talented person ever to have lived.\u003c\/p\u003e","brand":"ACADEMY","offers":[{"title":"Default Title","offer_id":48153576833237,"sku":"ACD18174","price":22.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0520\/1972\/4454\/files\/academy-18174-da-vinci-series-rolling-ball-timer-mechanical-model-kit.png?v=1719341153"},{"product_id":"academy-18159-da-vinci-series-helicopter-mechanical-model-kit","title":"ACADEMY 18159 Da Vinci Series Helicopter Mechanical Model Kit","description":"\u003ch1\u003eACADEMY 18159 Da Vinci Series Helicopter Mechanical\u003c\/h1\u003e\n\u003ch2\u003eModel Kit\u003c\/h2\u003e\n\u003cp\u003eThe Da Vinci Helicopter a.k.a. the Aerial Screw is thought to be the concept for the modern helicopter although first actual helicopter wasn't built until the 1940s. It is believed that Leonardo da Vinci's sketches from the late fifteenth century were the predecessor to the modern day flying machine. As with many of da Vinci's ideas, he never actually built and tested it, but his notes and drawings mapped out exactly how the device would operate.\u003c\/p\u003e\n\u003cp\u003eFEATURES:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eEasy to build\u003c\/li\u003e\n\u003cli\u003eComplete step-by-step Instructions\u003c\/li\u003e\n\u003cli\u003eNo glue, no paint, no tools needed\u003c\/li\u003e\n\u003cli\u003eBeautifully detailed\u003c\/li\u003e\n\u003cli\u003eLearn, enjoy the operation, collect the series\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eLeonardo da Vinci was an Italian painter, sculptor, architect, musician, scientist, mathematician, engineer, inventor, anatomist, geologist, botanist and writer. Leonardo has often been described as the archetype of the Renaissance man, a man whose unquenchable curiosity was equaled only by his powers of invention. He is widely considered to be one of the greatest painters of all time and perhaps the most diversely talented person ever to have lived.\u003c\/p\u003e","brand":"ACADEMY","offers":[{"title":"Default Title","offer_id":48153593872597,"sku":"ACD18159","price":22.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0520\/1972\/4454\/files\/academy-18159-da-vinci-series-helicopter-mechanical-model-kit.png?v=1719341322"},{"product_id":"academy-18157-da-vinci-series-flying-pendulum-clock-mechanical-model-kit","title":"ACADEMY 18157 Da Vinci Series Flying Pendulum Clock Mechanical Model Kit","description":"\u003ch1\u003eACADEMY 18157 Da Vinci Series Flying Pendulum Clock Mechanical\u003c\/h1\u003e\n\u003ch2\u003eModel Kit\u003c\/h2\u003e\n\u003cp\u003eNot your ordinary educational models, the da Vinci kits are based on the early designs of Leonardo da Vinci. The Flying Pendulum Clock needs no glue, paint or battery to finish and operate. Easy to build, it delivers a learning experience during assembly, and serves as entertainment when watching the completed timepiece operate. Da Vinci was fascinated by how timepieces operate. Based on one of his sketches, it uses the laws of motion and a vertical “flying” pendulum escapement to keep accurate time.\u003c\/p\u003e\n\u003cp\u003eThe pendulum's weights, in a bucket suspended from a crane-style arm, act as the clock's power source. The weights propel the pendulum from vertical post to vertical post. As it “flies” it turns precision gears which in turn keep time. To speed up or slow the clock, adjust the weight-balance of the pendulum by adding or removing weights.\u003c\/p\u003e\n\u003cp\u003eFEATURES:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eFlying Pendulum Clock is based on a da Vinci sketch\u003c\/li\u003e\n\u003cli\u003eNo glue, paint or battery needed to build and operate\u003c\/li\u003e\n\u003cli\u003eUses laws of motion and a “flying” vertical pendulum design to keep time\u003c\/li\u003e\n\u003cli\u003eWeights act as the power source. Clock speed is controlled by adding or reducing weight\u003c\/li\u003e\n\u003cli\u003ePendulum moves precision gears which keep time\u003c\/li\u003e\n\u003cli\u003eBeautifully detailed\u003c\/li\u003e\n\u003cli\u003eEasy to follow instructions. Fun to build. Entertaining to watch it operate.\u003c\/li\u003e\n\u003cli\u003eAn earlier da Vinci clock design is among Academy's best selling educational kits… this one promises to deliver equal popularity\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"ACADEMY","offers":[{"title":"Default Title","offer_id":48153601671381,"sku":"ACD18157","price":22.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0520\/1972\/4454\/files\/academy-18157-da-vinci-series-flying-pendulum-clock-mechanical-model-kit.png?v=1719341547"},{"product_id":"academy-18153-da-vinci-series-arch-bridge-mechanical-model-kit","title":"ACADEMY 18153 Da Vinci Series Arch Bridge Mechanical Model Kit","description":"\u003ch1\u003eACADEMY 18153 Da Vinci Series Arch Bridge Mechanical\u003c\/h1\u003e\n\u003ch2\u003eModel Kit\u003c\/h2\u003e\n\u003cp\u003eLeonardo was revered for his technological ingenuity. He conceptualized, among many others, a helicopter, a tank, a paddleboat, a self-propelling cart, concentrated solar power, a calculator, the double hull and outlined a rudimentary theory of plate tectonics. Relatively few of his designs were constructed or were even feasible during his lifetime, but some of his smaller inventions, such as an automated bobbin winder and a machine for testing the tensile strength of wire, entered the world of manufacturing unheralded. As a scientist, he greatly advanced the state of knowledge in the fields of anatomy, civil engineering, optics, and hydrodynamics.\u003c\/p\u003e\n\u003cp\u003eDa Vinci designed this bridge to use its own weight to support itself without the use of fasteners or other forms of attachment. In fact more weight makes the bridge stronger. Designed for military applications and fast assembly many similar principles are still in use in bridge building today.\u003c\/p\u003e\n\u003cp\u003eFEATURES:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eEasy to build\u003c\/li\u003e\n\u003cli\u003eComplete step-by-step Instructions\u003c\/li\u003e\n\u003cli\u003eNo glue, no paint, no tools needed\u003c\/li\u003e\n\u003cli\u003eBeautifully detailed\u003c\/li\u003e\n\u003cli\u003eLearn, enjoy the operation, collect the series\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eLeonardo da Vinci was an Italian painter, sculptor, architect, musician, scientist, mathematician, engineer, inventor, anatomist, geologist, botanist and writer. Leonardo has often been described as the archetype of the Renaissance man, a man whose unquenchable curiosity was equaled only by his powers of invention. He is widely considered to be one of the greatest painters of all time and perhaps the most diversely talented person ever to have lived.\u003c\/p\u003e","brand":"ACADEMY","offers":[{"title":"Default Title","offer_id":48153619103957,"sku":"ACD18153","price":20.99,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0520\/1972\/4454\/files\/academy-18153-da-vinci-series-arch-bridge-mechanical-model-kit.png?v=1719341820"},{"product_id":"academy-18150-da-vinci-series-clock-mechanical-model-kit","title":"ACADEMY 18150 Da Vinci Series Clock Mechanical Model Kit","description":"\u003ch1\u003eACADEMY 18150 Da Vinci Series Clock Mechanical\u003c\/h1\u003e\n\u003ch2\u003eModel Kit\u003c\/h2\u003e\n\u003cp\u003eFEATURES:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eEasy to build\u003c\/li\u003e\n\u003cli\u003eComplete step-by-step Instructions\u003c\/li\u003e\n\u003cli\u003eNo glue, no paint, no tools needed\u003c\/li\u003e\n\u003cli\u003eBeautifully detailed\u003c\/li\u003e\n\u003cli\u003eLearn, enjoy the operation, collect the series\u003c\/li\u003e\n\u003cli\u003eThe operation of the clock is based on an escapement sketched by Leonardo da Vinci\u003c\/li\u003e\n\u003cli\u003eThe clock uses the pendulum's weight as its power source\u003c\/li\u003e\n\u003cli\u003ePower is harnessed from a horizontal rotary pendulum design\u003c\/li\u003e\n\u003cli\u003eClock speed is controlled by adjusting the weight and balance of the pendulum\u003c\/li\u003e\n\u003cli\u003eAssemble the clock either wall mounted or standing configuration\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eLeonardo da Vinci was an Italian painter, sculptor, architect, musician, scientist, mathematician, engineer, inventor, anatomist, geologist, botanist and writer. Leonardo has often been described as the archetype of the Renaissance man, a man whose unquenchable curiosity was equaled only by his powers of invention. He is widely considered to be one of the greatest painters of all time and perhaps the most diversely talented person ever to have lived.\u003c\/p\u003e","brand":"ACADEMY","offers":[{"title":"Default Title","offer_id":48153641255125,"sku":"ACD18150","price":22.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0520\/1972\/4454\/files\/academy-18150-da-vinci-series-clock-mechanical-model-kit-3.png?v=1719341984"},{"product_id":"academy-18142-da-vinci-series-spingarde-mechanical-model-kit","title":"ACADEMY 18142 Da Vinci Series Spingarde Mechanical Model Kit","description":"\u003ch1\u003eACADEMY 18142 Da Vinci Series Spingarde Mechanical\u003c\/h1\u003e\n\u003ch2\u003eModel Kit\u003c\/h2\u003e\n\u003cp\u003eFEATURES:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eEasy to build\u003c\/li\u003e\n\u003cli\u003eComplete step-by-step Instructions\u003c\/li\u003e\n\u003cli\u003eNo glue, no paint, no tools needed\u003c\/li\u003e\n\u003cli\u003eBeautifully detailed\u003c\/li\u003e\n\u003cli\u003eLearn, enjoy the operation, collect the series\u003c\/li\u003e\n\u003cli\u003eReproduced retractable cannon designed by Leonardo Da Vinci\u003c\/li\u003e\n\u003cli\u003eLauncher with adjustable angle\u003c\/li\u003e\n\u003cli\u003eActual loading and shooting possible\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eLeonardo da Vinci was an Italian painter, sculptor, architect, musician, scientist, mathematician, engineer, inventor, anatomist, geologist, botanist and writer. Leonardo has often been described as the archetype of the Renaissance man, a man whose unquenchable curiosity was equaled only by his powers of invention. He is widely considered to be one of the greatest painters of all time and perhaps the most diversely talented person ever to have lived.\u003c\/p\u003e","brand":"ACADEMY","offers":[{"title":"Default Title","offer_id":48153671434453,"sku":"ACD18142","price":22.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0520\/1972\/4454\/files\/academy-18142-da-vinci-series-spingarde-mechanical-model-kit.png?v=1719342156"},{"product_id":"academy-18141-spider-robot-mechanical-model-kit","title":"ACADEMY 18141 Spider Robot Mechanical Model Kit","description":"\u003ch1\u003eACADEMY 18141 Spider Robot Mechanical\u003c\/h1\u003e\n\u003ch2\u003eModel Kit\u003c\/h2\u003e\n\u003cp\u003eThis amazing 8-legged spider will excite and educate young and old alike, as it walks across a table or climbs down from a higher to a lower surface.\u003c\/p\u003e\n\u003cp\u003eMeasuring more than 5\"x 3\"x3\" the Spider Robot is powered by a single \"AA\" battery, and the prewired motor and gears snap into place powering the model. Constructed from high quality engineering plastics, the eight, multi-jointed legs accurately duplicate the walking movement of real spiders. Two assembly choices are available to change the stride and gate of the spider. Principles of electrics, mechanics, physics, entomology and motion can be seen and taught using the Spider Robot. Best of all, it goes together in no time, and is simply cool as a display or desk model.\u003c\/p\u003e\n\u003cp\u003eFEATURES:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eEasy to build\u003c\/li\u003e\n\u003cli\u003eComplete step-by-step Instructions\u003c\/li\u003e\n\u003cli\u003eNo glue, no paint necessary\u003c\/li\u003e\n\u003cli\u003eBeautifully detailed\u003c\/li\u003e\n\u003cli\u003eLearn, enjoy the operation, collect the series\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"ACADEMY","offers":[{"title":"Default Title","offer_id":48153704956117,"sku":"ACD18141","price":22.99,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0520\/1972\/4454\/files\/academy-18141-spider-robot-mechanical-model-kit-3.png?v=1719344046"},{"product_id":"academy-18140-wind-powered-car-mechanical-model-kit","title":"ACADEMY 18140 Wind Powered Car Mechanical Model Kit","description":"\u003ch1\u003eACADEMY 18140 Wind Powered Car Mechanical\u003c\/h1\u003e\n\u003ch2\u003eModel Kit\u003c\/h2\u003e\n\u003cp\u003eKit demonstrates the process of converting wind into usable power. Maximum car speed is determined by number of blades, wind velocity, and direction.\u003c\/p\u003e\n\u003cp\u003eFEATURES:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eEasy to build\u003c\/li\u003e\n\u003cli\u003eComplete step-by-step Instructions\u003c\/li\u003e\n\u003cli\u003eNo glue, no paint necessary\u003c\/li\u003e\n\u003cli\u003eBeautifully detailed\u003c\/li\u003e\n\u003cli\u003eLearn, enjoy the operation, collect the series\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"ACADEMY","offers":[{"title":"Default Title","offer_id":48153756827861,"sku":"ACD18140","price":21.99,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0520\/1972\/4454\/files\/academy-18140-wind-powered-car-mechanical-model-kit.png?v=1719344172"},{"product_id":"academy-18138-da-vinci-series-drum-mechanical-model-kit","title":"ACADEMY 18138 Da Vinci Series Drum Mechanical Model Kit","description":"\u003ch1\u003eACADEMY 18138 Da Vinci Series Drum Mechanical\u003c\/h1\u003e\n\u003ch2\u003eModel Kit\u003c\/h2\u003e\n\u003cp\u003eThe Da Vinci Drum is a mechanized drum built on a cart, originally designed to be pulled by a horse or operated in a fixed position by cranking a handle. Five large drumsticks on each side of the drum are cam operated and can be adjusted to vary the beat of the drum. With Academy's Passion For Precision, Leonardo's design comes to life in this 9\" long by 4\" high mechanical kit. Pre-painted and faithfully textured with straight forward directions; snap it together, change the drum beats and enjoy it!\u003c\/p\u003e\n\u003cp\u003eFEATURES:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eEasy to build\u003c\/li\u003e\n\u003cli\u003eComplete step-by-step Instructions\u003c\/li\u003e\n\u003cli\u003eNo glue, no paint necessary\u003c\/li\u003e\n\u003cli\u003eBeautifully detailed\u003c\/li\u003e\n\u003cli\u003eLearn, enjoy the operation, collect the series\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"ACADEMY","offers":[{"title":"Default Title","offer_id":48153786646741,"sku":"ACD18138","price":22.99,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0520\/1972\/4454\/files\/academy-18138-da-vinci-series-drum-mechanical-model-kit.png?v=1719344320"},{"product_id":"academy-18137-da-vinci-series-catapult-mechanical-model-kit","title":"ACADEMY 18137 Da Vinci Series Catapult Mechanical Model Kit","description":"\u003ch1\u003eACADEMY 18137 Da Vinci Series Catapult Mechanical\u003c\/h1\u003e\n\u003ch2\u003eModel Kit\u003c\/h2\u003e\n\u003cp\u003eIn da Vinci's original drawings, this stone throwing siege catapult showed gears, a release mechanism, and a solid wood base. His catapult's force was acquired from the tension stored in two flexible, wood limbs. The designers at Academy followed the basic drawing to capture the workings of a mechanical masterpiece.\u003c\/p\u003e\n\u003cp\u003eFEATURES:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eEasy to build\u003c\/li\u003e\n\u003cli\u003eOnce assembled, this rubber band powered catapult kit can actually hurl scale, stone boulders up to 15 ft. or more\u003c\/li\u003e\n\u003cli\u003eComplete step-by-step Instructions\u003c\/li\u003e\n\u003cli\u003eNo glue, no paint necessary\u003c\/li\u003e\n\u003cli\u003eBeautifully detailed\u003c\/li\u003e\n\u003cli\u003eLearn, enjoy the operation, collect the series\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"ACADEMY","offers":[{"title":"Default Title","offer_id":48153803129045,"sku":"ACD18137","price":24.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0520\/1972\/4454\/files\/academy-18137-da-vinci-series-catapult-mechanical-model-kit.png?v=1719344564"},{"product_id":"academy-18136-da-vinci-series-armored-car-mechanical-model-kit","title":"ACADEMY 18136 Da Vinci Series Armored Car Mechanical Model Kit","description":"\u003ch1\u003eACADEMY 18136 Da Vinci Series Armored Car Mechanical\u003c\/h1\u003e\n\u003ch2\u003eModel Kit\u003c\/h2\u003e\n\u003cp\u003eThis truly unique, educational, mobile, plastic model is snap together without the use of glue or tools! Beautifully detailed, step-by-step instructions make assembly of these working models a breeze.\u003c\/p\u003e\n\u003cp\u003eBy engineering a \"clockwork\" wind-up motor into the design of da Vinci's 16-gun combat vehicle Armored Car, this snap together vehicle will travel across the desk of students, collectors, and mechanical engineers, both young and old.\u003c\/p\u003e\n\u003cp\u003eFEATURES:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eEasy to build\u003c\/li\u003e\n\u003cli\u003eComplete step-by-step Instructions\u003c\/li\u003e\n\u003cli\u003eNo glue, no paint, no tools needed\u003c\/li\u003e\n\u003cli\u003eBeautifully detailed\u003c\/li\u003e\n\u003cli\u003eLearn, enjoy the operation, collect the series\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"ACADEMY","offers":[{"title":"Default Title","offer_id":48153856540885,"sku":"ACD18136","price":20.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0520\/1972\/4454\/files\/academy-18136-da-vinci-series-armored-car-mechanical-model-kit.png?v=1719344736"},{"product_id":"academy-18135-solar-powered-turtle-ship-mechanical-model-kit","title":"ACADEMY 18135 Solar Powered Turtle Ship Mechanical Model Kit","description":"\u003ch1\u003eACADEMY 18135 Solar Powered Turtle Ship Mechanical\u003c\/h1\u003e\n\u003ch2\u003eModel Kit\u003c\/h2\u003e\n\u003cp\u003eThe Turtle Ship is the world's first assault ironclad battleship, which was invented and built by Admiral Yi Soon-Shin in 1592. This turtle-shaped warship played a major part in the Sa-Cheon Naval Battle during Im Jin War (1592-1598), and successfully led the country to victory. It featured iron plating, guns on all sides, and spikes to prevent enemies from boarding.\u003c\/p\u003e\n\u003cp\u003eThe Turtle Ship combines the mastery of ancient engineering intellect with Academy's ultra-modern manufacturing techniques. This small warship would have used 10 oarsmen to rapidly propel it across the water towards enemy ships where two \"rams\" protruding from the bow would possibly be used to sink enemy ships. Academy has provided a position-able 1.5\" x 1\" solar panel to the top deck and high efficiency micro electric motor to give the Turtle Boat its mobility combining ancient design with 21st century technology. 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