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.
Suitable 3 plus years
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.
Suitable 3 plus years