Colorful calculus rods help students to learn to perform mathematical calculations more easily. The rods are of different lengths to which different numerical values or units may be assigned.
The kit contains: 74 sticks, a box with lid and a guide for use. The set of wooden sticks consists of: 22 white, 12 red, 10 light green, 6 purple and 4 yellow, dark green, black, brown, blue and orange sticks. 
On request
Temporarily out of stock