Magic Triangles are a great resource for early learners topractise addition and subtraction for numbers 1 to 10.Self-checking, wipe-clean and easy to use, kids can workthrough the cards with little to no supervision required. Simplycover a corner with your hand and either add or subtract thenumbers on the other two corners. The answer will always beunderneath your hand!
Includes:
- 35 double sided cards
- 1 wipe- clean pen
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