Montessori Geometric Solids with box

MATERIAL DESCRIPTION:

bases of each solid:

Material Description:

• Contents: A basic set of geometric shapes (acute isosceles triangle, rectangle, disc, equilateral triangle, square) and a compartmented box to store them.
• DIRECT Objectives: Refinement of the stereognostic sense (recognizing shapes by touch).
• INDIRECT Objectives:
  • Preparation for geometry.
  • Preparation for the calculation of areas and volumes.
  • Preparation for art, drawing, perspective, and architecture.

PRESENTATION:

- go with the child to the shelf

- take the empty basket and choose three contrasting solids: the cube, the cone, and the sphere

- sit down at a table with the child

- pick up the sphere and hold it between the palms of both hands, rolling it several times, then offer it to the child. Once the child has handled it in turn, place it on the table

- take the cube, run your hands over each of its faces several times, then hand it to the child. Place the cube on the table

- take the cone and roll it between your palms, touching the base as well as the tip. Hand it to the child, then once they have placed it on the table, pick up the sphere again

- now offer the child a three-period lesson.