Kids love to construct and the tg quirky copter kit is the perfect way to encourage them to build. With its 80+ colorful construction pieces, power motor and more, this kit includes everything your child needs to build his own copter with motorized gears. The mechanics of the copter include gears and will introduce and experience the science of gear ratio. This product Aligns with the science, technology, engineering and math standards. Ages 6+ years.