Build your own green-powered toys and have fun while learning! This 6-in-1 DIY solar building kit teaches children the benefits of solar energy while they create a toy that is both fun to play and requires absolutely no batteries. An excellent beginner building kit, designed to teach how solar power is used to drive a small motor, children can use the 95 parts to build six different working models, all without the use of any tools. We believe every child has the potential to be a great inventor!