Skipping Stones™ is a stacking twist on a classic toy. The soft plastic rings are stackable any way you like. Ideal for building your first landmark. A variety of textures and colors to touch, build and drool on. Recommended for ages 7 to 12 months. 6 "stones" on a stacker. Stackable any way you like. Variety of textures and colors. Soft plastic rings to build and drool on.