Math Keyboards: Help kids develop basic math skills with these handy, portable, plastic boards.;Each of the 81 keys has a math equation on it press it down to reveal the answers!;Practice addition and subtraction with this portable keyboard.

• Small World Toys Preschool - Pluses and the Minuses Math Keyboard

Small World Toys Preschool - Pluses and the Minuses Math KeyboardSmall World Toys