PlanToys Curvy Click Clack Preschoolers will enjoy watching the marbles roll down the colorful, curving tracks with a pleasant click-clack sound Bumps in the track help keep the marbles from bouncing out and grooves in the base provide a resting place for the marbles Made from ecofriendly, safe and sustainable PlanWood, the Curvy Click Clack is appropriate for kids ages 3 and up Dimensions 6.3 in x 12.0 in x 15.0 in