The Trio Gears Building Set with bricks, sticks and panels provides more easy ways for kids to build their creativity. The set features easy clicks bricks that stay together for big building play and NEW gears to bring your building to motion! Build a tower, clock, robot, helicptor and more! Simply stack the gears in any configuration and turn the gear crank to spin the gears. The set includes a variety of bricks, sticks, panels, 3 large gears, 10 small gears, 1 gear crank and 2 Trio eyes . Includes 77 pieces.