Ride over dirt, mud, sand, and even rocks--nothing stops an off-road motorcycle! These bikes are built to handle the roughest terrain, whether it's a motocross racetrack or the challenge of an open trail. Rev up struggling and reluctant readers with an exciting look at how dirt bikes keep traction on bumpy, uneven ground. Kids gain insight on top speed, unique vehicle parts, and how the motorcycle's performance makes for an epic ride. Engaging text, dynamic photos, and colorful infographics bring gearheads up close to this motorcycle for an exciting hi-lo, nonfiction read. A table of contents, glossary with pronunciations, further resources, and an index all enhance comprehension.