{"product_id":"hand-crank-flashlight-diy-kit-educational-stem-toy","title":"Hand-Crank Flashlight DIY Kit | Energy STEM Toy for Kids Ages 8+","description":"\u003cp\u003e\u003cstrong\u003eAges 8+\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eBuild your own hand-crank flashlight and watch energy transform right in your hands! Crank the handle to convert mechanical energy into electrical energy — powering the LED light with no batteries required. A brilliant demonstration of energy transformation that kids can build and actually use.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eBuild a real working hand-crank flashlight from scratch\u003c\/li\u003e\n\u003cli\u003eNo batteries needed — mechanical energy powers the LED light\u003c\/li\u003e\n\u003cli\u003eLearn energy transformation (mechanical → electrical) hands-on\u003c\/li\u003e\n\u003cli\u003eFully functional when complete — a useful tool and a STEM lesson in one\u003c\/li\u003e\n\u003cli\u003eAll parts and easy-to-follow instructions included — ages 8 and up\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Kitsville","offers":[{"title":"Default Title","offer_id":49068522897652,"sku":"ST060","price":23.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0838\/8476\/9524\/files\/3_1013cc8f-d562-4fb6-be34-eca080eda1bc.jpg?v=1785864134","url":"https:\/\/shop.niksstuff.com\/products\/hand-crank-flashlight-diy-kit-educational-stem-toy","provider":"Niksstuff","version":"1.0","type":"link"}