Geometric Solids


A large wooden box containing ten 3D shapes. The shapes are all blue in colour.

Curved Regular Solids: 

  • Sphere - ball shaped
  • Ovoid - egg shaped
  • Ellipsoid - similar to the ovoid but both ends are the same shape

Semi-Regular Solids with curved and straight edges:

  • Cylinder
  • Cone

Semi-Regular Solids with straight lines:

  • Square Base Pyramid
  • Triangular Base Pyramid
  • Rectangular Prism/Cuboid
  • Triangular Prism
  • Cube

Prisms: have regular shaped bases and each side is a rectangle. 

Pyramids: have regular shaped bases and sides, which are isosceles triangles.


  • To provide experience of solid shapes in the environment.
  • To develop an understanding of the relationship between shapes.
  • To develop the child's language and vocabulary.
  • To develop the child's muscular and tactile sense (stereognostic sense).

Age: From 4 Years onwards

This is in the 3-6 sensorial programme.

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  • Rebecca Grugan
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