{"product_id":"constant-motion-machine","title":"Constant Motion Machine","description":"The constant motion machine moves with a uniform speed in a straight line. The machine has a hook attached to its rear end and can pull dynamics carts to demonstrate the concept of vectors and velocity. Requires two AA batteries, not supplied with apparatus.","brand":"Supertek Science","offers":[{"title":"Default Title","offer_id":49978152419605,"sku":"SPSPH10536","price":43.19,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0857\/4897\/3845\/files\/PH10536.jpg?v=1781570751","url":"https:\/\/unitedsupplycorp.com\/products\/constant-motion-machine","provider":"United Supply Corp.","version":"1.0","type":"link"}