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This activity may be used as a follow-on for those who have successfully worked at Doplication.
Let me help you visualise this representation of a 3D situation.
In this example of a 2 by 3 by 4 we see in the red balls, as two layers of 3 by 4.
You have been given three shapes made out of sponge: a sphere, a cylinder and a cone. Your challenge is to find out how to cut them to make different shapes for printing.
Lyndon Baker describes how the Mobius strip and Euler's law can introduce pupils to the idea of topology.
This task depends on groups working collaboratively, discussing and reasoning to agree a final product.