Features: Colorful logarithmic board, perfect for early education, add fun to children\'s learning. Made of high quality and thickened basswood, strong and durable. The edges and corners are polished and smooth without burr. Adopt environmental friendly water-based paint, the number puzzle has bright color, easy to attract the attention of kids. It can help children recognize numbers, distinguish colors, classify and stack, so that learn knowledge in play. Delicate early childhood education toy, which can be a pretty gift for kids, toddlers, preschoolers, etc.