Children master numbers 0-100 in two different languages…with handy, double-sided flash cards that provide learning fun for everyone! The cards feature a different number on both sides—showing the numeral and its corresponding word form in both English and Spanish. The set includes 56 durable cards—51 flash cards and 5 activity cards—each with quick-sorting, rounded corners. Cards measure 3 1/8" x 5 1/4".