Knobbed Cylinder Blocks Control Charts

This set includes 4 printed cards for matching the heights and diameters of the knobbed cylinders of the Cylinder Blocks #1-4. The circles are printed with a wood pattern, and are used to match the diameters, while the lines are used to match the heights.

Features

• Materials: Cardstock paper.
• Chart length: 47 cm. Width: 14 cm or 7 cm.