4 sets of color-coded unit addition combinations (equations) slips. 1 set of combinations for each of the 4 Addition Working Charts. Each set supplied in a separate plastic box.
Problem Slips: Addition Working Charts
Nienhuis Montessori
$200
(Inc. GST)
$182
(Ex. GST)
- SKU:
- N559524
- Shipping:
- Calculated at Checkout