Master Place Value: Use this early math teaching aid to help children understand the importance of thousands, hundreds, tens and ones and how to order each value Easy to Use Flip Chart: Using the ring binder, simply flip the thick cards over to reveal new numbers Great Size for Students: Designed for student use at home or in the classroom, this flip chart measures 9″ Length x 6.5″ Width. Numbers are large and cards are bright for easy identification and greater learning potential Stands on Its Own: Designed with a flat base, children place this math flip chart on their desks for convenient reference while completing tasks 10, 000 Number Combinations: With 4 digits to flip with numbers 0-9, you will never run out of combinations with this clever teaching tool