{"product_id":"bearing-gyro-toy","title":"Bearing Gyro Toy","description":"\u003cp\u003eI was discussing gyroscopic forces and angular momentum with my two boys when they were 7 and 9. I wanted to give them a cool demonstration, and give them a toy with which they can experiment to help grasp the concept. So we sat down together and designed this. They have been having fun with it all afternoon, and I will admit... so have I.\u003c\/p\u003e\u003cp\u003e \u003c\/p\u003e\u003cp\u003eHere is a video of it in action: \u003c\/p\u003e\u003cfigure class=\"media\"\u003e\u003cdiv data-oembed-url=\"https:\/\/youtu.be\/dK1gNuUYlB8\"\u003e\u003cdiv style=\"position: relative; padding-bottom: 100%; height: 0; padding-bottom: 56.2493%;\"\u003e\u003ciframe src=\"https:\/\/www.youtube.com\/embed\/dK1gNuUYlB8\" style=\"position: absolute; width: 100%; height: 100%; top: 0; left: 0;\" frameborder=\"0\" allow=\"autoplay; encrypted-media\" allowfullscreen=\"\"\u003e\u003c\/iframe\u003e\u003c\/div\u003e\u003c\/div\u003e\u003c\/figure\u003e\u003cp\u003e \u003c\/p\u003e\u003cp\u003eI have included the STL's, and other CAD formats (native Solidworks 2018, STEP, Fusion360 import). Feel free to modify, remix, etc. Have fun.\u003c\/p\u003e\u003cp\u003e \u003c\/p\u003e\u003cp\u003e\u003cstrong\u003e\u003cu\u003eParts Required:\u003c\/u\u003e\u003c\/strong\u003e\u003cbr\u003ePrinted Parts (I have plated the STL's for easy printing)\u003cbr\u003eQty:2 - 608 Skate Bearings (low friction bearing like what were used in old fidget spinners work best)\u003cbr\u003eQty:21 - 3\/8\" Hex nuts to act as flywheel mass (let me know if you want one for metric hardware as the weights)\u003cbr\u003eQty:1 - 3mm x 45mm long bolt\u003cbr\u003eQty:1 - 3mm hex nylock nut\u003cbr\u003eOptional: A few 3mm washers to space out the sides if center rubs\u003c\/p\u003e\u003cp\u003eDesign by eclien on MakerWorld (license: BY-SA).\u003c\/p\u003e","brand":"Mymadmanlab","offers":[{"title":"Default Title","offer_id":67400215724336,"sku":null,"price":8.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0987\/0809\/5280\/files\/0_f4585a51-7961-48ae-8095-1c4df3b661e1.png?v=1784934735","url":"https:\/\/mymadmanlab.com\/products\/bearing-gyro-toy","provider":"Mymadmanlab.com","version":"1.0","type":"link"}