Kids ages 8-12 will love these 22 exciting activities and experiments focused on producing and playing with renewable energy. Projects range from the quick and simple - like the Pie Plate Wind-Maker - to the thrillingly large-scale, like Pedal Power, in which kids use a bicycle to power a 12-volt battery. Each activity teaches children about renewable energy and larger environmental issues. Education doesn't get more fun than this! Catch the Wind, Harness the Sun offers more than enough to get any kid charged up about renewable energy.