Children learn to solve word problems covering charts, graphs, time, money, measurement, algebra and more…with handy, double-sided flash cards that provide learning fun for everyone! The cards have a different word problem on both sides—with the answer to each problem in the corner on its opposite side. The set includes 56 durable cards—55 flash cards color-coded by topic and an activity card—each with quick-sorting, rounded corners. Cards measure 3 1/8" x 5 1/4".