Resumen:
Addition Wipe Off Activity Mat : This two-sided activity mat features addition facts through 20. Questions are presented randomly. Children write their answers with a water-based marker or crayon and wipe off with a cloth for countless hours of learning fun.
| Categoría | Sub-Categoría | |
| Niños y Jóvenes | Matemáticas | |
| Niños y Jóvenes | Social Studies |