Awesome 80 piece construction kit - build a machine that sends discs flying!
Explore the physics of lift, drag and momentum with this cool kit. Follow the illustrated full colour 38-page guide to put together the 80 easy-snap pieces, then ready... aim... FIRE! The brilliant Zip Flyer Launcher sends plastic discs up to 50 feet in the air when you pull the cord. Experiment with adjustable trajectory and force to reach the maximum distance. Challenge your engineering skills and explore the wonder of physics first hand!