The bestselling book for every boy from eight to eighty, covering essential boyhood skills such as building tree houses*, learning how to fish, finding true north, and even answering the age old question of what the big deal with girls is, In this digital age there is still a place for knots, skimming stones and stories of incredible courage, This book recaptures Sunday afternoons, stimulates curiosity, and makes for great father-son activities, The brothers Conn and Hal have put together a wonderful collection of all things that make being young or young at heart fun?building go-carts and electromagnets, identifying insects and spiders, and flying the world"s best paper airplanes, The completely revised American Edition includes: The Greatest Paper Airplane in the World The Seven Wonders of the Ancient World The Five Knots Every Boy Should Know Stickball Slingshots Fossils Building a Treehouse* Making a Bow and Arrow Fishing (revised with US Fish) Timers and Tripwires...