{"product_id":"diy-science-and-technology-small-production-educational-toys","title":"Hand Crank Generator DIY Kit – Physics STEM Toy for Kids","description":"\u003cp\u003eBuild a real working \u003cstrong\u003ehand crank generator\u003c\/strong\u003e and discover the science of electricity! Kids aged 7–14 assemble this wooden DIY kit and learn how mechanical energy converts to electrical energy, and the difference between direct current (DC) and alternating current (AC) — all through hands-on play.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eTeaches generator principles, DC \u0026amp; AC electricity\u003c\/li\u003e\n\u003cli\u003eEco-friendly wood \u0026amp; electronic components\u003c\/li\u003e\n\u003cli\u003eSize: 70 × 50 × 55 mm | Includes manual\u003c\/li\u003e\n\u003cli\u003eAges 7–14 | Physics science toy\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"GoSTEM Kits","offers":[{"title":"Default Title","offer_id":48921947144446,"sku":"CJYZ128514901AZ","price":11.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0829\/5415\/8334\/files\/31b44ffb-f064-45a1-90de-2e3960957bc6.jpg?v=1788935530","url":"https:\/\/gostemkits.com\/products\/diy-science-and-technology-small-production-educational-toys","provider":"GoSTEM Kits","version":"1.0","type":"link"}