{"product_id":"0814743012073","title":"Catapults \u0026 Crossbows","description":"Science Experiment Kit\u003cul\u003e\n\u003cli\u003eBuild ten sleek and updated models of classic siege weapons to learn about force, energy, motion, and projectiles.\u003c\/li\u003e\n\u003cli\u003eConstruct 5 crossbows and 5 catapults powered by rubber bands.\u003c\/li\u003e\n\u003cli\u003eA built-in safety mechanism prevents unsafe projectiles from being loaded or launched from the models.\u003c\/li\u003e\n\u003cli\u003eA 32-page, full-color manual provides step-by-step illustrated instructions and scientific explanations.\u003c\/li\u003e\n\u003cli\u003eCompatible with other kits in the Thames amp; Kosmos Construction, Physics, Remote-Control, and Robotics series.\u003c\/li\u003e\n\u003cli\u003eAges 8 and up.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Thames \u0026 Kosmos","offers":[{"title":"Default Title","offer_id":47046002442480,"sku":"0814743012073","price":24.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0737\/7593\/9824\/files\/0814743012073_p0.jpg?v=1763875028","url":"https:\/\/shop-qa.barnesandnoble.com\/products\/0814743012073","provider":"Barnes \u0026 Noble (DEV)","version":"1.0","type":"link"}