| Packaged in a clear storage container these 20mm round stacking made up of plastic available in 5 color to build models of math concepts, develop basic arithmetic skills, explore color and number patterns, ascending and descending concepts. | |
| 1000-CN 109 A | Set of 250 in 5 color |
| 1000-CN 109 B | Set of 125 in 5 color |
