Schylling Classic Toy Tin Robot Wind Up, Set of 3. IMA Robot, Z-Bot, X-306 A building and stacking test of skill, how many ways can you find to link the robots together while keeping them balanced? Create an almost endless number of shapes and designs as you find different ways to put them together Uniquely designed so they can connect in multiple ways, it's a test of creativity, imagination, skill and balance Contains 9 wooden robots, all with a durable, non-toxic finish For ages 3+