OEM Trend Pocket Flash Cards are teacher-created and child-tested, designed to reinforce basic multiplication skills at home or school. Each card measures 3-1/8" x 5-1/4", making them convenient for travel, and features rounded corners for easy sorting. This set includes 56 Multiplication Pocket Flash Cards along with activity ideas to challenge skill levels, ideal for teaching students in second to fourth grade, ages 8 to 10.