{"product_id":"builder-lab-helicopter-flight","title":"Builder Lab™: Helicopter Flight Kit","description":"\u003cp\u003eHelicopters don't have wings — but they fly. This kit shows your learner exactly how.\u003c\/p\u003e\n\u003cp\u003eYour learner will build a working helicopter launcher and experiment with blade design, weight, and angle to figure out what makes it fly higher and spin longer. They'll see the same physics that keeps real helicopters in the air — and maple seeds spinning down from trees. The kit includes foam blades, a launch mechanism, paper clips for weight testing, and a full lab guide with extensions for ages 5–13.\u003c\/p\u003e\n\u003cp\u003e\u003cem\u003eWhat they'll discover: How spinning creates lift — and why blade shape matters more than power.\u003c\/em\u003e\u003c\/p\u003e","brand":"SmartHead Co.™","offers":[{"title":"Default Title","offer_id":46628245733534,"sku":"SH-STEM-BFS","price":22.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0720\/6289\/4238\/files\/Screenshot2026-03-21at9.43.22PM.png?v=1774151009","url":"https:\/\/shop.thesmarthead.com\/products\/builder-lab-helicopter-flight","provider":"SmartHead Co.™","version":"1.0","type":"link"}