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Maths posts

End of the world as we know it? News

by David, 7 December 2012 | 0 comments

On Wednesday, the Prime Minister of Australia, Julia Gillard, said the world was about to end. Check it out on YouTube.

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Counting gears Activity

by David, 4 December 2012 | 0 comments

Foam gears with numbers written on them

This crafty cog activity will get your mind spinning and help you learn more about how we count. Safety: This activity uses a craft knife. Ask an adult to help.

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How the Global Positioning System (GPS) works Activity

by Pat, 28 November 2012 | 1 comments

A tree trunk with string tied around it and bundled at the base.

Time to head outdoors! This simple activity explains the basics of how the Global Positioning System (GPS) works.

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Letters and numbers News

by Mike, 27 November 2012 | 0 comments

Book with letters falling out.

Written by Alice Ryder Being asked to read a few pages for homework may sound like a chore, but imagine reading more than five million books. That’s what Slovenian physicist Matjaz Perc did to investigate how the use of words in the English language has changed over time.

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Breaking symmetry News

by Pat, 20 November 2012 | 0 comments

Chemical formulas, such as H2O (water) and CO2 (carbon dioxide), are handy as they identify which atoms are present in a chemical compound. This can in turn help to make predictions about their properties. But only knowing which atoms make up a compound sometimes isn’t enough. It helps to know how the atoms are arranged.

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Bubble prints Activity

by Jasmine, 17 November 2012 | 0 comments

A tray of purple bubbles, with someone breatihng into it with a straw

Follow these instructions and create a work of art out of bubbles, while learning some maths.

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Seeing the errors of our ways News

by Pat, 6 November 2012 | 0 comments

If you read scientific reports closely, you will come across words such as error and uncertainty. What do they mean? If a teacher tells you that you made an error on a test, then you got something wrong. In everyday language, that’s what error often means – a mistake.

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Pizza brainteaser! Brainteaser

by David, 1 November 2012 | 3 comments

Pizza delivery man holding a pizza

Mario has a whole pizza that hasn’t been cut. He cuts the pizza in half, and then cuts each of those pieces in half to make four pieces. He then cuts all of those slices in half, and then those in half and so on.

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Why is A4 paper the size that it is? News

by David, 23 October 2012 | 4 comments

Coloured papers

Take a sheet of A4 paper and measure its sides. A4 is 210 millimetres wide and 297 millimetres long. It’s probably the most common size of paper and it’s used in most countries. However, A4 side lengths aren’t simple numbers like 200 or 300 millimetres. So why don’t we use something easier to measure?

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Everything in its right place News

by David, 9 October 2012 | 0 comments

Newroz Venn diagram

Do you own a dog? Do you ride a bike to school? Do you have black hair? Each of these questions divides people into two groups – you either have a dog, or you don’t.

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