{"product_id":"smithsonian-newtons-cradle-physics-learning-kit-for-3rd-grade-with-instruction-guide","title":"Smithsonian Newton's Cradle: Physics Learning Kit for 3rd Grade with Instruction Guide","description":"Swing one ball or two, and observe what happens on the other end. Based on Sir Isaac Newton’s Third Law of Motion, Newton’s Cradle lets you witness for yourself how for every action, there is an opposite and equal reaction. Perform various experiments to observe the law in action. STEM content includes biographical information on Sir Isaac Newton and explains concepts including matter, mass, momentum, inertia, force, centripetal force and Newton’s three laws of motion. Ages 8+.\u003cbr\u003e\u003cbr\u003e\u003cb\u003eSuggested Age:\u003c\/b\u003e 8 Years and Up\u003cbr\u003e\u003cb\u003eEducational Focus:\u003c\/b\u003e Physics\u003cbr\u003e\u003cb\u003eIncludes:\u003c\/b\u003e Instruction Guide\u003cbr\u003e\u003cb\u003eBattery:\u003c\/b\u003e No Battery Used","brand":"Smithsonian","offers":[{"title":"Default Title","offer_id":43360743227427,"sku":"IA_307880","price":12.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0703\/5210\/9603\/files\/307880_IMG_20260121_101953177.jpg?v=1784245764","url":"https:\/\/totalliquidators.net\/products\/smithsonian-newtons-cradle-physics-learning-kit-for-3rd-grade-with-instruction-guide","provider":"Total Liquidators","version":"1.0","type":"link"}