Soap box derby races originated in 1933 ... Local businesses sold derby car kits that included wheels, hubcaps, cotter pins, washers, and square axles. Cars couldn’t weigh more than 150 pounds ...

Brenna Kilby, 12, has been racing soap box derby cars seriously for a little less than a year and she's already one of the fastest in the nation. Brenna Kilby, 12, has been racing soap box derby ...

Troyer said the Soap Box Derby season runs year-round in cities ... Stock Division — Racers age 7 to 13 compete in cars built from kits, which assist the Derby novice by providing a step-by ...