Teacher-created, child-tested cards are ideal for reinforcing basic skills at home or school. Handy 3-1/8 x 5-1/4" size makes cards great for travel. Set includes activity ideas to challenge growing skill levels. Cards feature photos for real-life learning and rounded corners for quick sorting. 56 cards. Ideal for teaching: Pre-Kindergarten to 1st Grade, ages 4 to 6.