Word Recognition Flash Cards include: Things that go together, opposites, singular and plural. This value pack of flash cards includes 3 sets of 54 cards for teaching word recognition. Covers: things that go together; opposites; and singular and plurals. Visual arrays are provided to help children see the mathematical relationships. Teaches fast, automatic recall. A perfect activity for independent or guided learning.Details:8.1" x 3.5" x 0.9" package size3 flash card sets, 162 cardsFor ages 4 and up