The Flying Machine Book: Build and Launch 35 Rockets, Gliders, Helicopters, Boomerangs, and More (Science in Motion)
"Hands-on activities that encourage imaginations to soar."  —Kirkus Reviews"Easy-to-build and fun-to-fly contraptions."  —Learning "Takes paper airplanes to a whole new level."  —The Buffalo News "Easy to build and fun-to-fly contraptions."  —Daily Courier