Kim Fitzgerald-Trout took to driving with ease--as most children would if their parents would ever let them try. She had to. After all, she and her siblings live in a car. Meet the Fitzgerald-Trouts, a band of four loosely related children living together in a lush tropical island. They take care of themselves. They sleep in their car, bathe in the ocean, eat fish they catch and fruit they pick, and can drive anywhere they need to go--to the...