You can understand, maintain, and improve the electrical and electronic systems in your home and auto. Gibilisco explains how electricity works and shows you how to take care of the electronics and electrical systems around your house.

"When 14-year-old William Kamkwamba's Malawi village was hit by a drought in 2001, everyone's crops began to fail. His family didn't have enough money for food, let alone school, so William spent his days in the library. He came across a book on windmills and figured out how to build a windmill that could bring electricity to his village. Everyone thought he was crazy but William persevered and managed to create a functioning windmill out of junkyard scraps. Several years later he figured out how to use the windmill for irrigation purposes"--