# What's new

## 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 | 3 comments

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

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 Game

by David, 24 December 2013 | 1 comments

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

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 Game

by David, 12 November 2013 | 2 comments

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

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## Folding a piece of paper in half Activity

by David, 29 October 2013 | 2 comments

This activity sounds super easy from the title, but there’s more to it than you might expect!

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## Measuring money Activity

by David, 8 October 2013 | 2 comments

There are some surprising patterns that can be revealed in Australian coins if you take a closer look.

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## Birthday paradox Activity

by David, 3 September 2013 | 5 comments

How likely is it that at least two people out of 30 will share a birthday?

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## Approximately pi facts about pi approximation day News

by David, 22 July 2013 | 0 comments

1. Pi (or π) is a number that helps describe circles. It links the width of a circle with its perimeter, or the radius of a circle with its area, or the width of a ball and its volume. It’s the same number no matter how big your circle is – about 3.14159265.

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