Book excerpt: Get charged up about energy! With more than 20 fun activities and experiments that will have children ages 8 to 12 enthusiastically engaged with making and using renewable energy, Michael J. Caduto takes a hands-on approach to fighting climate change. Step-by-step instructions for projects range from using the sun to make fires to charging electronic devices by peddling your bicycle. Additional energy case studies encourage kids to think about the basic tenets of resource management. Change the world — one miniature windmill at a time.