Cylinder Block No. 3: Height Decreases as Diameter Increases
Made by Nienhuis Montessori · shipped by Heutink International (Netherlands) About the maker
The Cylinder Block No. 3 features ten cylinders that decrease in diameter while maintaining the same height, developing the child's visual discrimination of dimension. This fundamental Sensorial material isolates the concept of diameter, empowering children to refine their perception through matching each cylinder to its corresponding socket. The smooth, polished finish and precisely calibrated gradations make this an essential tool for developing order, concentration, and preparation for mathematical concepts.
“Education is a natural process spontaneously carried out by the human individual, and is acquired not by listening to words but by experiences upon the environment.”
The Cylinder Block No.
- Visual discrimination of diameter differences
- Development of pincer grip and hand-eye coordination
- Understanding of seriation and gradation concepts
- Preparation for mathematical concepts of dimension and measurement
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3 embodies Dr. Montessori's principle of isolation of difficulty by presenting only one varying dimension, diameter, while height remains constant. This material serves as a key to the child's mathematical mind, offering concrete experiences with seriation and gradation. Through repeated manipulation, the child develops visual discrimination and muscular memory of dimensional differences. The material's self-correcting nature allows children to work independently, building concentration and order while preparing the hand for writing through the pincer grip. As part of the essential Sensorial curriculum, this block provides the foundation for understanding mathematical relationships and develops the child's ability to make fine visual distinctions that will later support geometric understanding.
How to present it
Follow the Montessori method of presentation for optimal child development.
Place the cylinder block on a table mat at the child's dominant side. Ensure good lighting and a quiet environment. The child should be seated comfortably with clear access to the material.
- 1
Remove cylinders one by one using thumb and two fingers, placing them randomly on the mat
Model slow, deliberate movements to encourage careful handling - 2
Select the thickest cylinder and find its socket by visual inspection, then test the fit
If incorrect, place cylinder aside and continue searching rather than forcing - 3
Continue matching cylinders to sockets, working from extremes (thickest/thinnest) toward the middle
Allow the child to self-correct without intervention - 4
When complete, remove and replace cylinders one by one to verify correct placement
This repetition reinforces the learning and provides satisfaction
Every Child Is a Little Creator
Heritage
Since 1929
In classrooms
Around the world
European brands
Nienhuis, GAM, Educo
AMI approved
To the association standard
Cylinder Block No. 3: Height Decreases as Diameter Increases
