| Lovable, captivating monsters become popular companions for children in the classroom. Teachers will be delighted with the minimal work effort required to complete these practical and useful manipulatives. Nine wheels include N+0 sums through 9+9. Monster series in addition and subtraction do not have covers for answer portions. All materials are printed on a colorful array of heavy weight cover stock; lamination is recommended to provide extra wear and durability. | |
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