WHEN YOU GROW up in a small town in the north woods, you have to make your own excitement. High spirits, idiocy, and showing off for the girls inspire Gary Paulsen and his friends to attempt: Shooting waterfalls in a barrel The first skateboarding Breaking the world record for speed on skis by being towed behind a souped-up car, and then . . . hitting gravel Jumping three barrels like motorcycle daredevil Evel Knievel, except they only have bikes Wrestling . . . a bear? Extreme sports lead to extreme fun in new tales from Garys boyhood.A New York Times BestsellerFrom the Hardcover edition.