Paper airplanes are designed to be built and tossed. Walkalong gliders 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 workshop.  Philip Rossoni  is a commercial glider pilot and has flown as a test pilot. He volunteers at the Museum of Science helping people make their own walkalong gliders. He is the author of  Build and Pilot Your Own Walkalong Gliders. Recommended for ages 6 and up. Sign up!