is placed on the wheels so that it turns when the vehicle is pulled along. The sorting box is ideal for training hand-eye coordination because the three shapes have to be the right way round to fit into their holes properly. The little driver squeaks to signal that he's ready to drive off. What makes me eco-friendly? I am made from wood that is FSC-certified.Ages: 1 1/2 year +----Developmental SkillsSize:8 x 8 x 6.5 in.Weight: 1.7 lbsMade in Germany  (less)