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, year

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 divided

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 Plane is

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 angle.) Large

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