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Each set is in a separate wood box with the lid painted the same color as the cylinders: red
Large Skittle
Mounting Type ： Freestanding
yellow and blue
Wooden box with six compartments containing green
Cylinder Block (Set of 4) Each set is in aThe knobbed cylinders introduce the visual discrimination of size, they refine the child's perception of dimension and prepare for mathematics activities such as comparison, grading and seriation. The blocks provide a control of error and even a young child can use them successfully. Set 1: diameter decreases as the height remains constant. Set 2: height and diameter of the cylinders decreases. Set 3: diameter decreases as the height increases. Set 4:
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