Go way beyond paper airplanes--with gliders you can control! Paper airplanes are designed to be built and tossed. The walkalong gliders in this book are designed to let you actually pilot them as you push them along on a wave of air. Become an accomplished glider designer and aviator with this do-it-yourself guide. Detailed step-by-step instructions illustrated with hundreds of photographs show you how to build six different types of controllable gliders. All the materials you need can be found around the house or purchased very inexpensively. Each design comes with specific instructions on how to climb and turn, from the simple paper airplane designs to handling the Jumbo's four-foot wingspan. Inside you'll find: Step-by-step instructions for building six unique walkalong gliders Tumblewing Paper airplane surfer X-surfer Jumbo Butterfly glider Baby bug Guidance on how to gracefully take off, maintain altitude, steer, maneuver, and land your creations Tips for putting on fun competitions at school or in your neighborhood