In Off-Road Vehicles: ATVs, readers will discover how these adaptable autos evolved from three to four wheels. Gear up for a journey into the mud-splashing, trailblazing world of all-terrain vehicles! Learn why these rugged runners are loved by farmers, hunters, and racers!This information- and photo-packed Off-Road Vehicles series introduces readers to the coolest vehicles on the market and in the military. Each book in the series revs readers' engines with amazing details and eye-catching images. These high-interest books feature stand-alone spreads, so readers can flip pages and read in any order. Glossary words are defined on the page where they appear, boosting reader comprehension.