The Red Rods develop visual discrimination of length, while height, color and width remain constant. Ten solid wooden rods increasing in length in equal units from 10 cm to 1 meter.
Data sheet
- Tranche d'âge
- 3-6 ans
- Longueur
- 106 cm
- Largeur
- 12.2 cm
- Hauteur
- 9.5 cm
- Poids
- 2.6kg