This package contains 10 write-on/wipe-off mats made of tough yet flexible plastic. One side of the mat has a ten-frame and a number bond outline. The reverse has two ten-frames. These visuals help children learn the addition and subtraction facts. Each mat measures 9 inches by 12 inches. For use with dry erase markers.

This package of 10 allows the student to write on multiple boards, enabling the child to compare number combinations side-by-side.