{"product_id":"4m-green-science-clean-water-science-diy-water-filtration-kit-for-kids","title":"4M Green Science: Windmill Generator Kit — DIY Wind Energy \u0026 Engineering (Ages 8+)","description":"\u003ch2\u003e4M Green Science: Windmill Generator Kit — DIY Wind Energy \u0026amp; Engineering (Ages 8+)\u003c\/h2\u003e\u003cp\u003eStudents build a functioning 5-inch windmill generator that harnesses wind power to light an LED bulb — no batteries required. The assembly process teaches the principles of renewable energy, mechanical engineering, and green science. Includes a fun facts pamphlet on wind energy and all parts needed except one recycled plastic bottle.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSubject:\u003c\/strong\u003e Physical Science \/ Engineering \/ Environmental Science\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGrade Level:\u003c\/strong\u003e Ages 8+ (Grades 3–8)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFormat:\u003c\/strong\u003e STEAM Engineering Kit (includes rotor, housing, gears, motor, LED unit, assembly instructions, and renewable energy pamphlet; one plastic bottle required from home)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePublisher\/Manufacturer:\u003c\/strong\u003e 4M\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"4M","offers":[{"title":"Windmill Generator Kit","offer_id":49241094193403,"sku":"B0016PBH9Q","price":24.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0814\/4538\/8539\/files\/61MUHgV5u8L._AC_SL1024.jpg?v=1788073211","url":"https:\/\/dandelionrootsshop.com\/products\/4m-green-science-clean-water-science-diy-water-filtration-kit-for-kids","provider":"Dandelion Roots","version":"1.0","type":"link"}