Wednesday, April 17, 2013

Maths Scope and Sequence: Shape and Space (Geometry)

Here is the scope and sequence we will be following for our Geometry unit in mathematics.


Shape and space

The regions, paths and boundaries of natural space can be described by shape. An understanding of the interrelationships of shape allows us to interpret, understand and appreciate our two-dimensional (2D) and three-dimensional (3D) world.


Overall expectations

Phase 3
Learners will sort, describe and model regular and irregular polygons, developing an understanding of their properties. They will be able to describe and model congruency and similarity in 2D shapes. Learners will continue to develop their understanding of symmetry, in particular reflective and rotational symmetry. They will understand how geometric shapes and associated vocabulary are useful for representing and describing objects and events in real-world situations.

Phase 4
Learners will understand the properties of regular and irregular polyhedra. They will understand the properties of 2D shapes and understand that 2D representations of 3D objects can be used to visualize and solve problems in the real world, for example, through the use of drawing and modelling. Learners will develop their understanding of the use of scale (ratio) to enlarge and reduce shapes. They will apply the language and notation of bearing to describe direction and position.

Learning outcomes



When constructing meaning learners:


• understand the common language
used to describe shapes
• understand the properties of regular
and irregular polygons
• understand that lines and axes of
reflective and rotational symmetry
assist with the construction of shapes
• understand an angle as a measure of
rotation
• understand that visualization of shape
and space is a strategy for solving
problems.


When transferring meaning into
symbols learners:

• sort, describe and model regular and
irregular polygons
• describe and model congruency and
similarity in 2D shapes
• analyse angles by comparing and
describing rotations: whole turn; half
turn; quarter turn; north, south, east
and west on a compass
• describe and/or represent mental
images of objects, patterns, and
paths.
• create and model how a 2D net
converts into a 3D shape and vice
versa


When applying with understanding
learners:

• analyse and describe 2D and 3D
shapes, including regular and
irregular polygons, using geometrical
vocabulary
• identify, describe and model
congruency and similarity in 2D
shapes
• recognize and explain symmetrical
patterns, including tessellation, in the
environment
• apply knowledge of transformations
to problem-solving situations.



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