Material: Mathematics Busy Boards are made of thickened felt, and are environmentally friendly. Number Pairing: The number of pencil corresponds to 10,learning Number addition and subtraction. Multipurpose: Children can learn numbers on the palm toy, them make corresponding gestures. Practical: Felt toy is easy to clean, reusable, foldable, and convenient to use and carry around.Great for trip, plane or travel. Educational Toy: The number matching game is a wonderful math teaching aid, suitable for kindergarten, preschool toddlers, babies. Size Chart: 32cmx30cm/12.6inchx11.81inch Package Includes: 1 x Educational Math Game Note: 1.This is not infant toy, please take away from children to avoid eating. 2.Please allow slightly errors due to manual measurement and different monitors.