The Best Book of Bikes is a multi-faceted and comprehensive look at everything to do with bikes. The Best Book of Bikes builds on the well-respected name of Popular Mechanics for Kids™, which boasts a successful television series, website, and line of merchandise. Discover how bikes evolved from two-wheeled toy horses into today"s lean, mean, pedaling machines. Meet some of the world"s great cycling heroes. Delve into the mechanics of how bikes work. Get gunky as you become a bonafide grease monkey. This high-energy, entertaining, and informative book is a must for all bike owners. Features include: Incredible facts about the history, invention, science, heroes, and culture of bikes Lively language and illustrations demystify the mechanics of biking Easy-to-follow illustrations with simple step-by-step instructions show kids exactly what they need to do to maintain their bikes Amazing and off-the-wall biking stories, stunts, and feats pop up throughout the pages Interactive puzzles, games, and activities get kids thinking about the mechanics of biking An easy-to-use glossary of technical terms, such as crank, derailleur, and sprocket - valuable definitions in simple language