Grade 3

COMPARISON OF POLYGON AREAS  3/3  Copy

COMPARISON OF POLYGON AREAS 3/3 Copy

  • Lesson Aims
    • Recognition of the concept area by direct comparison of shapes.
    • Comparison of area size by congruency and decomposition of shapes.
    • Comparison of areas using a basic shape.
    • Decomposing shapes in order to find areas of composite shapes.
  • Name of Model
  • Bookmark

  • Lesson Structure
  • According to curriculum

  • Lesson Content
  • Composing new polygons from a basic triangle shape and comparing areas in relation to the area of the basic triangle shape.

  • Materials
  • 3 Origami sheets 15 cm x 15 cm.

Themes: Grades > Grade 3

To enter the rate you need to purchase the appropriate lessons package

CALCULATING THE PERIMETER AND AREA OF A RECTANGLE.

CALCULATING THE PERIMETER AND AREA OF A RECTANGLE.

  • Lesson Aims
    • The pupil will learn the measurement units cm and square cm using the units to measure perimeter and area of shapes.
    • The pupil will learn how to computate perimeter and area of a rectangle.
    • Computing perimeter and area of composite shapes made from rectangles.
    • Computing of areas of objects in the environment.
    • Computing maximum areas of shapes with given perimeter.
  • Name of Model
  • The puppy on the fence.

  • Lesson Structure
  • According to curriculum.

  • Lesson Content
  • Using square grid paper cutting polygons of 36 square cm area and investigating perimeters of these shapes.

     

     

  • Materials
  • 2 sheets of squared grid origami paper 12cm x 12cm

Themes: Grades > Grade 3

To enter the rate you need to purchase the appropriate lessons package

An activity for fostering Geometric Thinking-Polygons and congruency

An activity for fostering Geometric Thinking-Polygons and congruency

  • Lesson Aims
  • Recognizing additional properties of polygons.

  • Name of Model
  • No name.

  • Lesson Structure
  • This lesson is for identifying properties of polygons in an investigative activity.

     

  • Lesson Content
  • A creative approach to recognizing and folding various polygons without a model.

  • Prior Knowledge
  • A full understanding of polygon shapes and congruency.

Themes: Grades > Grade 3

To enter the rate you need to purchase the appropriate lessons package

CLASSIFICATION OF PYRAMIDS

CLASSIFICATION OF PYRAMIDS

  • Lesson Aims
    • Investigating pyramids.
    • Investigating the faces,edges and vertices of pyramids.
    • Folding envelopes of pyramids.
  • Name of Model
  • Envelopes of triangular,square and pentagonal pyramids.

  • Lesson Structure
  • According to curriculum.

  • Lesson Content
  • Folding and assembling  envelopes of  triangular,square and pentagonal pyramids.Listing faces,edges and vertices of pyramids.

     

     

  • Prior Knowledge
  • Quadrilaterals and polygons.

  • Materials
  • 5 origami sheets 15cm x15 cm.

    Worksheet on the subject of pyramids

Themes: Grades > Grade 3

To enter the rate you need to purchase the appropriate lessons package

The envelope of a triangular pyramid

The envelope of a triangular pyramid

  • Lesson Aims
  • Investigate pyramids

    • Description of a pyramid, number of faces,edges and vertices.
    • Recognition of a triangular pyramid and envelope of a pyramid.
    • Pyramids with different bases.
  • Model Name
  • Envelope of a triangular pyramid.

  • Lesson structure
  • First lesson on the topic of 3-D solids.

  • Lesson content
  • Pupils will construct a triangular pyramid, investigate the properties of this pyramid, the envelope of this pyramid constructed from triangles and comparison of  the envelope and the solid.

  • Prior knowledge
  • Polygons and triangles.

Themes: Grades > Grade 3

The envelope of a triangular pyramid

To enter the rate you need to purchase the appropriate lessons package

COMPARISON OF POLYGON AREAS  3/3

COMPARISON OF POLYGON AREAS 3/3

  • Lesson Aims
    • Recognition of the concept area by direct comparison of shapes.
    • Comparison of area size by congruency and decomposition of shapes.
    • Comparison of areas using a basic shape.
    • Decomposing shapes in order to find areas of composite shapes.
  • Name of Model
  • Bookmark

  • Lesson Structure
  • According to curriculum

  • Lesson Content
  • Composing new polygons from a basic triangle shape and comparing areas in relation to the area of the basic triangle shape.

  • Materials
  • 3 Origami sheets 15 cm x 15 cm.

Themes: Grades > Grade 3

To enter the rate you need to purchase the appropriate lessons package