These patterns serve as guides when extracting the square root on the Algebraic Peg Board. The material consists of 4 plastic cards with silk-screened square root patterns in the 3 hierarchical colors.
Data sheet
- Tranche d'âge
- 6-12 ans
- Longueur
- 25 cm
- Largeur
- 25 cm
- Hauteur
- 1 cm
- Poids
- 120 g