![Knobbed Cylinder Block [Shallow to Deep]](https://myturn-prod-images-out.s3.amazonaws.com/0/1540/item/---/image/IMG-9781-235B647C-C3D0-BC06-7B24-96D7CB0D7C9F-1024x768.jpg)
One block set with 6 cylinders -- goes from shallow to deep in same circumference.
- Helps develop the child's visual discrimination of size.
- Prepare child for writing, through the handling of the cylinders by their knobs.
- Prepare child for later work in Mathematics, through observation of the regular differences in the cylinders.