This 10-piece tile set makes learning to sign the numbers from 1-10 as easy as one-two-three The 10-piece set features impressed numerals, counting dots and the American Sign Language illustrations that help children learn numbers in three ways. Children can practice by tracing the impressions in the tiles and saying the numbers aloud, then making the ASL signs with their hands. Made from ecofriendly, safe and sustainable PlanWood. Appropriate for children ages 2 and up. Dimension of each tile: 2.6 in x 3.2 in x 0.5 in.