From tiny hydrogen powered vehicles to pint-size solar powered cars, we love seeing toys that put renewable energy into growing kids hands. Thus we were excited to see this 6-in-1 Solar Building Kit ...

Each set includes different ways to build a robot. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. Looking to build your own Mars rover? Or ...

We may receive a commission on purchases made from links. Solar panels are an incredibly useful way to get power to buildings that aren't wired up to an electrical grid. Why use messy extension cords ...