{"product_id":"roller-coaster-engineering","title":"Roller Coaster Engineering","description":"\u003cp\u003eBuild a working roller coaster, then make it faster, taller and loopier. Kids snap together sturdy frames, attach the flexible track and send the cars flying, building coasters up to 3 feet long.\u003c\/p\u003e\u003cp\u003eAlong the way they're testing real physics: gravity, potential and kinetic energy, friction and centripetal force. Change the slope, the length, the weight of the cars, and see what happens. Then take on the challenges, like the tallest coaster, the longest straightaway or a loop-de-loop.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eIn the box:\u003c\/strong\u003e frame pieces, flexible track, coaster cars and a big full-color manual with step-by-step builds and experiments. Everything comes apart, so they can build it again a new way.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eAges:\u003c\/strong\u003e 6+ with a grown-up's help, 8+ on their own.\u003c\/p\u003e","brand":"Thames \u0026 Kosmos","offers":[{"title":"Default Title","offer_id":68569626542307,"sku":"625417","price":55.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0341\/7790\/8873\/files\/thak625417.jpg?v=1794596786","url":"https:\/\/toyshoppeinc.com\/products\/roller-coaster-engineering","provider":"The Toy Shoppe Northport","version":"1.0","type":"link"}