This 80-piece set includes interlocking bases, gears, connectors, robots, cranes, stickers, and more. Pieces work with all Gears! Gears! Gears! sets. Encourage children as young as 4 to get interested in engineering and technology with this new arrival to the Gears! Gears! Gears! line of construction toys. Kids can build fine motor skills as they mix, match, and create their own colorful robots. Comes with 80 colorful pieces, including robots, cranes, springs, stickers, and more—all specially designed to be easy for little hands to use. Robots measure 2¼”h.