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Clever counting keeps fusion firing News

by David, 14 August 2014 | 1 comments

A twisty pink loop is contined within shiny rings.

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! A fusion donut Fusion reactors use hydrogen as fuel. Under intense heat and pressure, the electrons leave…

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Prefix Quiz Quiz

by David, 29 July 2014 | 0 comments

An octopus showing off its legs.

Many words have secret numbers hidden within! Discover them with this pair of quizzes. You can download a printable PDF quiz here.

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Spot the rice Activity

by Pat, 8 July 2014 | 0 comments

a container of rice with a few black grains.

You may have heard a climate scientist talking about ‘parts per million’ or ppm. If you want to get a handle on what that means, and how much CO2 is in our atmosphere, you’ve come to the right place!

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Celtic knots Activity

by David, 3 June 2014 | 0 comments

A hole in the woven pattern.

For over a thousand years, people have been drawing intricate woven patterns known as Celtic knots. As we’re about to find out, there’s a lot of maths involved!

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Push your luck! Activity

by David, 28 January 2014 | 0 comments

We’ve got a game for you to try. Grab a couple of dice, pens, paper and a friend: let’s go!

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Binary for beginners Activity

by David, 14 January 2014 | 0 comments

111B + 110B = 1101B

Binary is a way of writing numbers using two digits, typically represented by 1 and 0. It takes some practice to be able to read binary, but it’s the basis of how almost all computers do arithmetic!

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Decoding binary numbers Activity

by David, 13 January 2014 | 4 comments

Zeroes and ones on a blue and green background. ©iStock.com\ivanastar

Written by Gabrielle Tramby In this activity you’ll do maths like a computer. It’s a bit tricky, so younger readers may want to read the ‘What’s Happening?’ section first.

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A game of Nim Activity

by David, 24 December 2013 | 1 comments

A single token on a table. Someone is reaching for it.

Grab some tokens and let’s go! Here’s a simple game to play with a friend.

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An Advent puzzle ActivityBrainteaser

by David, 17 December 2013 | 0 comments

Every second door on the calendar is closed.

See if you can work out this puzzle. You might like to use an advent calendar to solve it, or maybe you could work it out in your head first!

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Guess my number Activity

by David, 12 November 2013 | 2 comments

the number 86

Here’s an easy game to try with a friend. All you need is a pen and paper.

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