Alphabet Old Maid Challenge Cards®, 6 SetsSpark laughter and learning with fun card games! Match uppercase and lowercase letter pairs and build alphabet and reading skills. Whimsical illustrations provide letter sound word cues. Versatile cards adapt to growing abilities for endless rounds of learning fun and mastery. Great for school, home, childcare, and travel. Durable, no see through cards. Quick sorting, rounded corners. 56 two sided cards, 3 1 8" x 5 1 4". For ages 3 and up. Sold as 6