Sensor 1. The Cylinder Blocks
SENSORIAL-MOTOR ALBUM
1. THE CYLINDER BLOCKS
MATERIAL:
Four blocks which contain ten cylinders in each block.
Block A: The cylinders increase in diameter and height.
Block B: The cylinders increase in diameter. The height remains the same.
Block C: The cylinders increase in height. The diameter remains the same.
Block D: The cylinders increase in diameter and decrease in height.
PRESENTATION:
1. Bring the Cylinder Blocks to the table and let the child sit beside you.
2. Take the cylinders out with three fingers.
3. Set them on the table in front of the child.
4. Take one cylinder by three fingers and watch the hole, then slide it down to the hole very
quietly.
5. Continuing do the same action to the rest of cylinders.
6. Ask the child to do it.
POINT OF INTEREST:
The moment at which the cylinder enters into the socket.
CONTROL OF ERROR:
The cylinder does not fit well in the socket.
DIRECT AIM:
Visual discrimination of dimension; volume, thickness, height.
INDIRECT AIM:
Preparation for mathematics; preparation for writing.
AGE:
2-1/2 years.
LANGUAGE:
Large, small, tall, short, thick, thin.
EXTENSION:
Close eyes and touch the cylinders to arrange them in order.
VARIATION:
1. Pull all cylinders out, arrange them by their sizes without block, then put them back to the
block.
2. Match the cylinders upside down.
3. Match the cylinders outside of the block.
4. Match the cylinders on the block, but not on the hole.
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