Take your paper airplanes to the next level with the POWERUP book! Get the ultimate tutorial on aerodynamics and will be on the path to mastering powered paper flight. EASY FLIGHT - A 59 page book that shows you the ins and outs of proper paper airplane flight. 10 PLANES - Top design instructions are laid out with easy-to-follow instructions. STEM EDUCATION - Prepare lesson plans or simply enjoy new experiences as kids learn about lift, drag, and all other aspects of paper airplane science.