Addition and Subtraction Three-Corner® Flash Cards Art & Crafts>>Classroom Markers>>Permanent Markers The three 9" x 12"

The three 9" x 12" signs are sized to fit in standard frames for extra display options

a check mark can be placed beside their name to record their progress

20 shaped buttons

and the need to fidget

Addition and Subtraction Three-Corner® Flash Cards Art & Crafts>>Classroom Markers>>Permanent Markers The three 9" x 12"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. Recommended age 6 9 years