Little Wigwam Number Bonds Story To 10 Chart - "No Tear Guarantee" Educational Poster (60 x 42cm / 24 x 17 inches) Guaranteed NEVER to tear, unlike paper posters! Why risk buying paper posters? Numbers drawn as children are taught to write them Includes Doubles to 20 Number columns aligned for easy pattern recognition Size: 60 x 42cm / 24 x 17 inches (A2)