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topology posts

Winning at maths News

by David, 23 August 2018 | 0 comments

A gold disc or medal with a bearded man's portrait.

Time to celebrate! For only the second time ever, an Australian has won the most famous prize in mathematics – the Fields Medal. Let’s take a moment to celebrate the achievements of the winner, Akshay Venkatesh.

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Hanging by a thread Activity

by David, 27 November 2017 | 0 comments

a picture hanging from two pins

You’ll find yourself going a little loopy with this puzzle, but it’s worth unravelling the secret.

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Super strong pencil Activity

by David, 4 January 2017 | 0 comments

In this trick, you’ll wrap a shoelace around a pencil and a strip of cardboard. The string seems to pass straight through both, tearing the cardboard, but leaving the pencil untouched! You will need Pencil 2 rubber bands Thin cardboard Scissors Shoelace Some friends to impress

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Clever counting keeps fusion firing

by David, 14 August 2014 | 1 comments

The Australian National University recently renovated their fusion reactor. This magnetic marvel harnesses immense pressures and temperatures to replicate the reactions that power our Sun. And there’s a lot of maths that helps to keep the reactions going! Fusion reactors use hydrogen as fuel. Under intense heat and pressure, the electrons leave the atoms, and…

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Torus maze Activity

by David, 12 August 2014 | 0 comments

You will need A copy of the maze. You can download a pdf here or a word document here. What to do This is a maze. There is a start and a finish labelled inside the maze, and you need to get from one to the other. There are places on the edge where you…

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Connection conniption! Activity

by David, 2 July 2013 | 0 comments

Three factories drawn on a white mug.

Do you have a favourite mug? This is my favourite. Not only does it hold my hot chocolate, it has a wicked tricky puzzle on it!

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Möbius zipper Activity

by David, 12 March 2013 | 0 comments

You may have heard of a mysterious mathematical shape with only one side called the Mobius strip. You can make your own, with a zipper, needle and thread!

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