Lesson 4 - Communicate an Understanding of Geometric Concepts
Tetrahedron - Click on the 'Cut Outs, Nets' applets.
An Impossible Object - Can you make an impossible object?
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Lesson 4 - Communicate an Understanding of Geometric ConceptsTetrahedron - Click on the 'Cut Outs, Nets' applets. An Impossible Object - Can you make an impossible object?
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