Some of the most fascinating machines are also the most extreme. This series takes readers inside the adrenaline-fueled world of extreme aircraft, off-road vehicles, snow vehicles, submarines, unmanned vehicles, and watercraft. Each title focuses on the different kinds of vehicles and engines within a larger category, detailing the history of the machines, how they're built, how they operate, and what they can do when they're powered up. Eye-catching visuals and fact boxes complement the high-interest subject matter, which also spotlights careers that could one day allow readers to operate these extreme machines themselves.Interesting subject matter will appeal to even reluctant readersComprehensive treatment of material complements classroom technology curricula, an important component of STEMDetailed images allow readers to visualize these machines in the real world.