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Zig-zag roller Activity

by David, 14 October 2021 | 0 comments

Two cardboard shapes held together with tape, one green, one white.

This weird, wonderful shape is called a sphericon and it has a strange way of rolling. It wiggles back and forth as it trundles downhill!

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Cone star Activity

by David, 26 November 2020 | 0 comments

Star made from multiple coloured paper cones.

The holidays are coming, and it’s time to start decorating. What better way than a bright, colourful, mathematical star decoration!

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