This wooden sorting and stacking puzzle , including blocks of 5 colors and 5 geometric shapes. It helps build early shape, color, and size differentiation skills as babies try to match the blocks to the target or create various combinations. It's perfect for your child to learn shapes and geometry, build color recognition, and exercise spatial conception and hand-eye coordination. Great toddler toys for 1 to 4-year-old boys and girls. Perfectly sized for toddlers' hands, the wooden puzzle has smooth edges, fitting nicely into their small hands. We insist on adopting high-quality craftsmanship and making delicate products attentively for toddlers. This learning toy is made of 100% non-toxic wood with water-based paint, child-safe, and eco-friendly.