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Demonstrate Line symmetry
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Design has no line symmetry
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Demonstrates 1 line of symmetry with very basic design
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Design has 2 lines of symmetry
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Design has 2 or more lines of symmetry and is complex and creative
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Demonstrates an understanding of Rotational Symmetry
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Design has no rotational symmetry present
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Demonstrates only 180 degree rotation in design (only 2 turns)
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Demonstrates 90 degree ratational symmentry (4 turns)
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Demonstrates at least 4 turns and design is complex and creative
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Understanding surface area
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No clear understanding of the concept of surface area
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Able to compute surface area of one object, some minor erros
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Able to calculate surface area of composite objects
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Able to calculate surface area of compositie objects and clearly present all calculations
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