It is back to basics with the Wonderworld Natural Stacking Rings. The Wonderworld Stacking Rings toy is based on a classic design that promotes a child's understanding of color, shape and size. The Wonderworld Stacking Rings are made of wood and include graduated, brightly colored rings. Five rings fit in any order on the solid wood stand that rocks and sways like a buoy on the sea. This simple and familiar toy is also a tool for early education-color recognition, counting, hand-eye coordination and creativity. Your child will love spending time using these stacking rings, while unknowingly learning the concepts of problem solving. Product Features Multi-colored Graduating stacking rings five rings and one topping ball Wooden rocking post.Smart Gear