Get it by Saturday August 26th by choosing the expedited option during checkout.
48 Two-sided triangle cards
Teaches addition and subtraction and the relationship between them
Ideal for 1st Grade to 3rd Grade
Ages 6 to 8
Self-Checking Cards Teach Addition And Subtraction And The Relationship Between Them. Facts Through 12. 48, Two-Sided
Cards. 5 1/2" Triangles.