Subtraction Learning Device


3 available for immediate delivery

Subtraction Learning Device

Product Details
This handy tool will help your future mathematician learn their math facts.

Each page of this portable learning device is dedicated to numbers 1 - 12. Turn the dial to subtract numbers 1 - 12 from the corresponding number on the page. Lift the flap to reveal the solution.

Small enough to fit in a pocket and can clip on a back pack for easy reference.