Kids will love to explore their engineering and architectural skills with this classic construction kit that creates a quirky helicopter and much more. Set includes 80 colorful construction pieces (colors may vary) a power motor, two rotors and gears that turn when the helicopter is turned on. Instruction includes will help your kids design and build a helicopter, but their ideas are only limited by their imaginations. Req. 2 "AA" batteries (sold separately). Plastic and metal. 13" x 10 1/2" x 3". For ages 6+.