Jumbo 2-Color Magnetic Foam Counters, Pack of 20

Unlike traditional 1-color plastic counters, these thicker counters provide a rich variety of counting activities tied to important notions of probability. Ideal for the basic operations as well as for probability and estimation. Features 1 red side and 1 yellow side.
Includes 20 - 4 in. counters in yellow and red; 4 times larger than regular 2-color counters!