By Michael J. Caduto. (Storey Publishing: North Adams, Mass.) This entertaining book gives kids, teachers and parents 22 exciting activities for using sun and wind power to produce and play with renewable energy. Ages 8 to 13 will enjoy environmental science while fighting global climate change. Projects range from a solar campfire to the Pedal Power bicycle that charges a 12-volt battery for powering electronic devices. Humorous text, lavish color illustrations, photographs, games and fun-fact sidebars spark curiosity. Features Green Giants—real kids leading the way to save Planet Earth.