**Achievement Indicators**

Identify the characteristics of given symmetrical and non-symmetrical 2-D shapes.

Sort a given set of 2-D shapes as symmetrical and non-symmetrical.

Complete a symmetrical 2-D shape, given half the shape and its line of symmetry.

Identify lines of symmetry of a given set of 2-D shapes, and explain why each shape is symmetrical.

Determine whether or not a given 2-D shape is symmetrical by using an image reflector or by folding and superimposing.

Create a symmetrical shape with and without manipulatives.

Provide examples of symmetrical shapes found in the environment, and identify the line(s) of symmetry.

Sort a given set of 2-D shapes as those that have no lines of symmetry, one line of symmetry or more than one line of symmetry.

Alberta Education Program of Studies - Grade 4. Retrieved from: https://education.alberta.ca/media/8775405/2014_k-9_math_achievement_indicators.pdf