Turn learning math into a fun, interactive game with the Minute Math Electronic Flash Card. Kids will be excited to see how many answers they get right in a minute as they race to become the next math champion. Features 2 different modes in a durable, triangle-shaped unit with volume control that measures 5½ in H. Requires 3 AAA batteries, not included. Size: 25.7 x 22.4 x 5.8 cm. Ages 6+.