Mo084 - Montessori yellow triangles for area

The Yellow Triangles for Area activity introduces children to the concept of area. Through hands-on manipulation of these triangles, the child discovers how to calculate the area of a triangle and explore how to form four-sided figures by combining triangular shapes.

This activity provides a concrete way for children to explore geometric concepts and lays the foundation for further learning in geometry and measurement.

Objectives of the Yellow Triangles for Area

Direct Objectives:

• Helps the child understand the concept of area
• Teaches how to form four-sided figures by joining triangles

Indirect Objectives:

• Explains the concept of equivalence and how to apply it in finding the area of plane figures
• Error control is facilitated by the black lines on each triangle

Features

• Stored in a wooden box with a lid
• Triangles made of MDF board
• 20 yellow, square-ruled figures for practice

Dimensions of the Box

• 36 x 26 x 4.5 cm