This science building set includes two great flying rubber band airplanes and an electric rubber band winder. This battery powered winder counts the turns so you know how much power your airplane has. The planes feature a rugged plywood fuselage with light foam wings and tail. All parts snap together for great flying performance.
40 pieces Includes: 2 airplanes, Electric rubber band winder and extra rubber bands with different performances. Learning Booklet included.
