Knobbed Cylinders: Difference between revisions
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== Presentations == | == Presentations == | ||
The cylinder blocks can be done at a mat or table. If you would like the child to work at a mat, have the child unroll the mat before getting the cylinder block. | |||
# Bring the child to the shelf and invite them to take the knobbed cylinder block. | |||
# Take the cylinder block to a mat or table and place the it at the top of the workspace. (Be sure the cylinder blocks are placed in the correct direction as shown in the pictures.) | |||
# Take out all the cylinders one at a time from left to right by holding the knob with a pincer grip. Place the at the bottom of the workspace in a random order. | |||
# Indicate that you are looking for the cylinder that fits in the left-most hole. | |||
# Select a cylinder you think will fit and try it in the first hole. If it doesn't fit, try a different one. | |||
# Continue until all of the cylinders are back in place. | |||
=== Cylinder Block 1 === | === Cylinder Block 1 === | ||
[[File:Cylinder Block 2.jpg|340px]] | |||
=== Cylinder Block 2 === | |||
[[File:Cylinder Block 1.jpg|340px]] | [[File:Cylinder Block 1.jpg|340px]] | ||
=== Cylinder Block 3 === | === Cylinder Block 3 === | ||
[[File:Cylinder Block 3.jpg|340px]] | [[File:Cylinder Block 3.jpg|340px]] | ||
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== Points of Interest == | == Points of Interest == | ||
*The cylinders fitting perfectly when in the correct place | |||
== Purpose == | |||
===Direct Purpose === | |||
=== Indirect Purpose === | |||
*Exercising the pincer grip | |||
*Left to right direction (for reading) | |||
*Cylinders in sets of ten prepares for base-ten number system | |||
== Control of Error == | == Control of Error == | ||
The control of error lies within the materials itself. | The control of error lies within the materials itself. | ||
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== Variations and Extensions == | == Variations and Extensions == | ||
== | == Vocabulary == | ||
All Blocks: knob, cylinder | All Blocks: knob, cylinder | ||
<br> | <br> | ||
Block 1 | Block 1 | ||
<br>- Establishment of Quality: thick, thin | |||
<br>- Comparatives: thicker, thinner | |||
<br>- Superlatives: thickest, thinnest | |||
<br> | |||
Block 2 | |||
<br>- Establishment of Quality: large, small | <br>- Establishment of Quality: large, small | ||
<br>- Comparatives: larger, smaller | <br>- Comparatives: larger, smaller | ||
<br>- Superlatives: largest, smallest | <br>- Superlatives: largest, smallest | ||
<br> | <br> | ||
| Line 128: | Line 137: | ||
</div> | </div> | ||
<div style="clear:both"></div> | <div style="clear:both"></div> | ||
==History== | |||
The third cylinder block was not part of the original set as designed by Maria Montessori. | |||
== Further Reading == | == Further Reading == | ||
Revision as of 12:17, 30 April 2020
| Knobbed Cylinders | |
|---|---|
| Sensorial - Visual Discrimination of Size | |
 | |
| Level | Pre-Primary Primary |
| Age | 2.5 - 3.5 |
| Prerequisites | eye-hand coordination concentrarion small muscle coordination knobbed puzzles Practical Life activities |
| Materials | knobbed cylinder block 1 knobbed cylinder block 2 knobbed cylinder block 3 knobbed cylinder block 4 |
Use of this material teaches the child visual discrimination of dimension. This activity also helps the child develop his or her pincer grip which is necessary for writing.
Presentations
The cylinder blocks can be done at a mat or table. If you would like the child to work at a mat, have the child unroll the mat before getting the cylinder block.
- Bring the child to the shelf and invite them to take the knobbed cylinder block.
- Take the cylinder block to a mat or table and place the it at the top of the workspace. (Be sure the cylinder blocks are placed in the correct direction as shown in the pictures.)
- Take out all the cylinders one at a time from left to right by holding the knob with a pincer grip. Place the at the bottom of the workspace in a random order.
- Indicate that you are looking for the cylinder that fits in the left-most hole.
- Select a cylinder you think will fit and try it in the first hole. If it doesn't fit, try a different one.
- Continue until all of the cylinders are back in place.
Cylinder Block 1
Cylinder Block 2
Cylinder Block 3
Cylinder Block 4
Points of Interest
- The cylinders fitting perfectly when in the correct place
Purpose
Direct Purpose
Indirect Purpose
- Exercising the pincer grip
- Left to right direction (for reading)
- Cylinders in sets of ten prepares for base-ten number system
Control of Error
The control of error lies within the materials itself.
- Seeing those that are too wide not fit
- Those that are too thin will not fit snugly
- Those that are too short or too tall will not be level
- At the least, the child will be left with one that does not fit in the end.
Variations and Extensions
Vocabulary
All Blocks: knob, cylinder
Block 1
- Establishment of Quality: thick, thin
- Comparatives: thicker, thinner
- Superlatives: thickest, thinnest
Block 2
- Establishment of Quality: large, small
- Comparatives: larger, smaller
- Superlatives: largest, smallest
Block 3
- No language
Block 4
- Establishment of Quality: tall, short
- Comparatives: taller, shorter
- Superlatives: tallest, shortest
Material
Where to Buy
Set of 4
Absorbent Montessori $109.00
Absorbent Montessori $149.00
Adena $99.99
Affordable Montessori $105.00
Affordable Montessori $149.00
Albanesi $322.00
Alison's $170.00
Alison's $240.00
Bruin's $295.00
E & O $320.00
Hello Wood $311.00
Kid Advance $129.99
Montessori Concepts $120.00
Thinkamajigs $179.95
Individual Blocks
Alison's $22.50 (block 4)
Hello Wood $79.00 (block 1)
Hello Wood $79.00 (block 2)
Hello Wood $79.00 (block 3)
Hello Wood $79.00 (block 4)
Kid Advance $34.99 (block 1)
Kid Advance $34.99 (block 2)
Kid Advance $34.99 (block 3)
Kid Advance $34.99 (block 4)
Material Company of Boston $68.00 (block 1)
Material Company of Boston $68.00 (block 2)
Material Company of Boston $68.00 (block 3)
Material Company of Boston $68.00 (block 4)
Montessori N' Such $31.99 (blocks 1-4)
Montessori Outlet $32.95 (block 1)
Montessori Outlet $32.95 (block 2)
Montessori Outlet $32.95 (block 3)
Montessori Outlet $32.95 (block 4)
Nienhuis $79.90 (block 1)
Nienhuis $79.90 (block 2)
Nienhuis $79.90 (block 3)
Nienhuis $79.90 (block 4)
Infant-Toddler Version
Alison's $65.00 (4 cylinders per block)
Alison's $25.00 (5 cylinders per block)
Alison's $78.00 (5 cylinders per block)
Best Montessori Toys $22.74 (5 cylinders per block)
Replacement Cylinders
Alison's $16.00 (1 smallest of each)
Kid Advance $4.99 (5 of smallest from block 1)
History
The third cylinder block was not part of the original set as designed by Maria Montessori.
Further Reading
- Dr. Montessori's Own Handbook by Maria Montessori, pages 29-33
- Basic Montessori: Learning Activities for Under-fives by David Gettman, pages 72-74
- Teaching Montessori in the Home: The Pre-School Years by Elizabeth G. Hainstock, pages 50-51
