Kids react with excitement to these unique flash cards that teach 2 math operations and the relationship between them. Self-checking cards include addition and subtraction facts through 12. Durable and easy to hold. Solo or group play. 48 triangle cards, 5.. 5''. For ages 6 and up.. 
Key Features:
- Unique, easy-to-use flash cards that teach 2 math operations and the relationship between them.. 
- Self-checking cards with addition and subtraction facts through 12.. 
- Packaged in a handy storage containers, these flashcards are durable and easy to hold.. 
- 48 triangle cards; 5.. 5''. Ages 6 and up.. 
- Supports common math standards.. 
These Addition and Subtraction Three-Corner® Flash Cards in Multi help reinforce math concepts and support hands-on learning in arithmetic and problem solving..