## Geometry Introduction

Why teach Elementary children about Geometry? The origins of geometry are useful; to help children make connections between geometry and history understanding geometry helps us to understand the child’s development; children of the first plane are not interested in the why, but in the practical, material application, absorbing the forms and shapes around them in a …

## The Story of Geometry

Material Description: No material is needed   Method: ‘This is really a story about how geometry got it’s name.  We know from studies about the Egyptians that their lives centred around a very important river, the River Nile.  Egypt has been called the ‘gift of the Nile’ and ‘the Mother of Geometry’.  Century after century, …

## Congruency, Similarity and Equivalence

Small metal insets   Material Description: There are 9 square metal insets.  Base is white, inset is red, border is green. Complete square (one used with both sets) 8 Divided squares Squares divided into triangles Square divided along 1 diagonal result is 2 right-angled isosceles triangles, each of which is half the whole square Square …

## Angles

Concept and Language (Types of Angles)   Material Description: For the oral introduction a length of cord with a mark for the angle. The Box of Sticks:  This is a box which is divided and contains a collection of: Wooden sticks Plastic Arcs Pins and Tacks of different colours Nails Paper Fasteners Plumb Line   …

## Polygons

Enclosed Surfaces Material Description: The Box of Sticks:  This is a box which is divided and contains a collection of: Wooden sticks Plastic Arcs Pins and Tacks of different colours Nails Paper Fasteners Plumb Line   A right angle (snipped on the hypotenuse to distinguish is from a triangle, it is called a measuring …