![4M Windmill Generator DIY STEM Science Kit](http://basically-books-co.myshopify.com/cdn/shop/products/9bbd34ddefc3327c6390780cc18cba70dbc0c41f1e61643b3d997f4e4e287c92_{width}x.jpg?v=1697946213)
Learn about renewable energy! Just add a plastic bottle from the recycling bin to the contents of this kit. Kit makes a 5" generator that will power an LED light. No batteries required. 5yr+
Toysmith
Learn about renewable energy! Just add a plastic bottle from the recycling bin to the contents of this kit. Kit makes a 5" generator that will power an LED light. No batteries required. 5yr+
Toysmith