{"product_id":"roller-coaster-engineering","title":"ROLLER COASTER ENGINEERING","description":"\u003cp\u003eBig drops, wild loops, and plenty of “what if?” moments! Turn playtime into an amusement-park engineering adventure as curious builders design, test, and tinker with their own working roller coasters.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eBuild dozens of models with sturdy modular pieces and flexible track. Experiment with taller hills, longer straightaways, loop-de-loops, car weight, and track slope, length, and direction.\u003c\/li\u003e\n\u003cli\u003eExplore gravity, force, motion, friction, and potential and kinetic energy through hands-on STEM challenges. A full-color manual provides illustrated, step-by-step building and experiment instructions.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"THAMES \u0026 KOSMOS","offers":[{"title":"Default Title","offer_id":67810239152382,"sku":"167536-1","price":50.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0465\/6136\/2076\/files\/roller_coaster_box.jpg?v=1792520586","url":"https:\/\/clothespony.com\/products\/roller-coaster-engineering","provider":"Clothes Pony","version":"1.0","type":"link"}