I've written this book to make it as easy as possible to make a winning pinewood derby car. Most of the techniques can be done with simple hand tools. I wanted to come up with some new techniques that any child could do. I also came up with some new ideas that an adult can help with. I started working with my son on his first pinewood derby car when he was five. We went to the library and found some great books. A lot of the ideas are very advanced for a five-year-old, so we thought we could figure out some new ideas on our own. It took five years and a lot of trial and error, but he finally...