There’s a miniature world inside Bill Warnecke’s Yucaipa garage. There’s a town and trees, hills and clouds, people, billboards, guardrails, and, of course, slot cars. Warnecke’s son, Billy, 22, said ...

We've all raced a slot car, right? You pick out your car and carefully line it up with a thin groove running along the center of a track. With the remote in hand, you watch it zip around and around ...