2 sets of color-coded unit subtraction combinations (equations) slips. 1 set of combinations for each of the 2 Subtraction Working Charts. Each set supplied in a separate plastic box.
Data sheet
- Tranche d'âge
- 3-6 ans
6-12 ans
- Longueur
- 8 cm
- Largeur
- 7 cm
- Hauteur
- 4 cm
- Poids
- 800 g