The first cylinder of block number three, a single replacement piece. Block three is the odd one: height falls as diameter grows, so its two ends are a tall narrow cylinder and a short wide one, and nothing in between is simply bigger or smaller than its neighbour. This end of the row is the tall thin extreme, the one that looks least like the rest of the block. Check the block number before ordering. The complete block is a separate item.
“The child is both a hope and a promise for mankind.”
The 1st Cylinder of Block No.
3 represents Montessori's principle of isolating a single quality for the child's exploration. Each cylinder in Block No. 3 varies in both diameter and height, presenting a complex visual discrimination challenge that requires careful observation. The smooth wooden surface and knobbed handle of this cylinder enable the three-finger grip essential for writing preparation. When a child lifts this specific cylinder by its knob, they engage the same muscles needed for pencil control while simultaneously training their eye to perceive dimensional differences. The weight and size of this particular cylinder provide immediate tactile feedback about spatial relationships. Block No. 3's cylinders specifically address the developmental need for refined visual perception during the sensitive period for order and small objects. The act of fitting this cylinder into its corresponding socket transforms abstract concepts of dimension into concrete, manipulable experience.


Follow the Montessori method of presentation for optimal child development.
Place the single cylinder on a tray with its corresponding cylinder block socket visible. Ensure the work surface is at child's elbow height when seated.
Demonstrate grasping the cylinder's knob with thumb, index, and middle finger
Lift the cylinder vertically and observe its dimensions
Lower the cylinder toward its socket, testing the fit
If incorrect, lift and try another socket
When correctly placed, run fingers around the flush top edge

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Since 1929

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Develops ability to perceive subtle differences in dimension and proportion through careful observation.
The knob handle design promotes proper pencil grip while strengthening hand muscles.
Observe the child's grip - intervene only if using whole-hand grasp instead of three-finger grip
Everything you need to know about this material.
Contact Our ExpertsThis cylinder is part of the Montessori Cylinder Blocks material, designed to develop visual discrimination, fine motor control, and concentration. Children learn to distinguish subtle differences in dimension while practicing precise hand movements.
While this individual cylinder is available for €6.83, it's designed to work as part of the complete Block No. 3 set. Individual cylinders are typically purchased as replacements for lost or damaged pieces.
This sensorial material is designed for children ages 3-6 years. It's introduced after the child has developed basic hand control and can be used throughout the primary Montessori years.
Block No. 3 features cylinders that vary in both height and diameter, increasing proportionally. This provides a unique visual and tactile challenge compared to blocks where only one dimension changes.
Clean with a slightly damp cloth and dry immediately. Avoid soaking or using harsh chemicals. Periodically check for splinters or rough spots, and lightly sand if needed to maintain the smooth finish.
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