MANUFACTURE MECHANICAL MIRACLES - Includes instructions to create 50 different technical applications including a tower crane, catapult, and dragster. FUN AND INFORMATIVE - A complete science kit to discover the secrets of mechanics and aerodynamics. Features a real electric motor to power your vehicles. IMAGINE, CREATE, RE-CREATE - Contains more than 130 interchangeable components including: gearbox, gears, rims, tires, elastics, bars, brushes, sheaves and pins. S.T.E.M. LEARNING - The large illustrated scientific manuals will guide the child through the various stages of assembly, which can done in complete safety. REAL WORLD APPLICATIONS - In addition to the assembly instructions, a sheet with lots of scientific information on aerodynamics and the mechanics of internal combustion engines. Ages: 8+ years