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problem solving posts

Jenny’s building site brainteaser Brainteaser

by David, 18 April 2018 | 3 comments

Brain icon

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

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Mathematical hunches inspire decades of research News

by David, 12 April 2018 | 0 comments

Abstract image of glowing colours and shapes.

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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Terri’s transport brainteaser Brainteaser

by David, 4 April 2018 | 0 comments

Brain icon

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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Coded message brainteaser Brainteaser

by David, 21 March 2018 | 4 comments

Brain icon

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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1936 brainteaser Brainteaser

by David, 7 March 2018 | 2 comments

Brain icon

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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Catching a colossal prime News

by David, 1 March 2018 | 0 comments

Picture of numbers arranged in a disorganised pattern with some on their sides and some sight side up.

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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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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Ultimate dictators Activity

by David, 14 November 2017 | 0 comments

Julius caesar offers you some smarties

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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Len Choa Activity

by David, 3 November 2017 | 0 comments

A board with some counters on it.

Len Choa is a two player game from Thailand. It’s an asymmetric game, which means the two players have different rules to follow. In this game, one player controls a pack of six leopards, and their opponent controls one scary lion!

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Five-cent star

by David, 1 August 2017 | 0 comments

Lots of coins on a star.

Here’s a tricky puzzle for you! An eight pointed star, and seven coins. Can you put all the coins onto the star? You will need 7 five-cent coins A copy of the eight-pointed star, which you can get here   The puzzle The aim of the puzzle is to get all seven coins onto the…

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