solar cells
the kids solar energy book even grown ups can understand
using appealing cartoons with a cast of lively and curious kids experts malcolm wells and tilly spetgang demonstrate how solar power works in a wonderfully clear and understandable way . the fun lesson unfolds in a classroom where students explore solar energy and todays technology active systems passive solar and the conversion of sunlight into electricity . in addition to learning why the sun is superior to nonrenewable fuels young environmentalists will discover the many cool things you can do with this clean and natural energy . and its all spiced with irreverent humor that makes the complex subject not only easy to grasp but delightful . plus for their adult friends and relatives it is a simple and clear lesson on the need for solar power in this environmentally challenged world we live in .