This Dot Frame Pattern 2s 11.5cm spinner will not warp or bend. This spinner shows ten tens frames, with a value from 1 to 10. Allows the children to learn mathematical principles in a fun and interactive way. Designed to make spinner activities easier to conduct as they have a dual purpose. Can use the Spinners either on the overhead project or for student desk use. The tens frame pattern spinners designed for the busy teacher. It is a must have for every classroom!