Trend Enterprises Multiplication Pocket Flash Cards 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 Rounded Corners For Quick Sorting 56 Cards Ideal for Teaching For ages 8-10 Handy 3 1/8" x 5 1/4" size Round corners for quick sorting 56 two-sided cards