Learning Resources Magnetic Ten-Frame Stamp.Children will have great fun showing their workings with this ten-frame stamp that has been specifically designed to reinforce early maths skills through hands-on practice.Great for developing skills such as counting, number patterns and early arithmetic.After printing, children fill their boards with the included counter stamp to show their answers.Stamp measures 15cm L x 5.5cm H.Stamp fits in the Learning Resources Jumbo 7-colour stamp pad (not included) and other generic stamp pads.Suitable for ages 5+.