by David, 16 May 2018 | 0 comments

You probably know that half of 12 is six. But the other day, I caught a glimpse of a clock peeking between buildings. At that moment, I noticed that sometimes, half of 12 is seven. How is this possible?

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by David, 2 May 2018 | 1 comments

When you multiply a whole number by itself, you get a square number. When you take three copies of a whole number and multiply them all together, you get a cube number. There’s only one two digit number that is both a square and a cube. Can you work out what number it is?

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by David, 18 April 2018 | 3 comments

Jenny’s hard at work on a building site. This problem will tax her brain as well as her brawn!

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by David, 12 April 2018 | 0 comments

It’s that time of year again! The winner of the Abel prize, mathematics’ answer to the Nobel, has been announced. This year’s winner is Robert Langlands, a mathematician more famous for asking questions than answering them.

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by David, 4 April 2018 | 0 comments

Terri’s just about to leave to go to a party. She’s trying to work out whether to walk or ride her bike. If she walks at a brisk pace of 5 kilometres per hour, she’ll be an hour late. If she rides her bike at 10 kilometres per hour, she’ll be an hour early! How…

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by David, 21 March 2018 | 4 comments

You’ve just received a secret coded message: AD, BA, BH, CE, DB, DI, EF You know it follows a pattern, but can you work out what pair of letters come next?

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by David, 7 March 2018 | 2 comments

1936 is a square number. That means you can make it by multiplying a whole number by itself: 1936 = 44 x 44

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by David, 1 March 2018 | 0 comments

Late last year, Jonathan Pace’s computer found something special. Jonathan is an electrical engineer who also manages computers for charities, so he has a lot of computers, but this one was nothing out of the ordinary. Except for one thing: the computer was running software from the Great Internet Mersenne Prime Search, an international volunteer…

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by David, 27 November 2017 | 0 comments

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

Continue reading Hanging by a threadby David, 14 November 2017 | 0 comments

Psychologists often use simple games to determine how people make decisions when sharing and saving rewards, such as cash. In this case, we’ll explore the game of dictators using chocolate!

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