Geometric Solids
From Montessori Album
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Geometric Solids | |
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Sensorial - Visual Discrimination of Form | |
Level | Primary |
Age | 3.5 - 6 |
Prerequisites | discrimination of form Pink Tower Knobbed Cylinders Broad Stair |
Materials | Ten geometric solids: sphere cube cone cylinder ovoid ellipsoid rectangular prism triangular prism square based pyramid triangular based pyramid |
Use of this material makes the child familiar with 3 dimensional geometric shapes and teaches their names. This activity prepares the child for geometry.
Presentations
Introduction to the solids
- Select three solids
Identification by touch alone
Introduction to the bases
Solids with bases
Points of Interest
Control of Error
Variations and Extensions
Language
Material
Here is a site that sells geometric solids similar to this material. The price is quite reasonable, but they are a bit smaller and there is no ovoid available. The author of this blog points out that an ovoid might be easy to find in a craft store after Easter.