Includes bibliographical references (page 23) and index.
Summary:
"Supercross racers soar over jumps, lean into tight turns, and kick up dirt with their tires. Learn all about Supercorss, including the powerful bikes, skilled racers, and much more!"-- Page 4 of cover.
This resource is supported by the Institute of Museum and Library Services under the provisions of the Library Services and Technology Act as administered by State Library of Iowa.