Addition Flash Cards: Teach addition with numbers to 10, to 20 and to 100. 3 flash card sets, 162 cards. Ages 5+.

Key Features :

i : This value pack of flash cards includes 3 sets of 54 cards for teaching addition
ii : Covers addition to 10, to 20 and to 100
iii : Visual arrays are provided to help children see the mathematical relationships
iv : Teaches fast, automatic recall
v : A perfect activity for independent or guided learning