Two-sided foam counters help students develop number concepts and learn basic facts to ten and beyond. These ten-frames help students connect the visualization of the Rekenrek tool to the anchor number 10 within the ten-frame structure. Boards connect to each other and counters. Details: Multicolored 16.25" x 13.75" x 4.8" Helps students with basic facts to ten and beyond help students connect the visualization of the Rekenrek tool Boards connect to each other and counters Contents: 24 foam interlocking ten-frames 240 foam counters