by David, 24 December 2019 | 0 comments

Merry Christmas! Here’s our maths gift to you – a puzzle.

Continue reading A Christmas packing puzzleby David, 30 October 2019 | 0 comments

Difficulty: Fun Sergio is an electrician repairing a power line. There’s a stretch of eight, evenly spaced power poles he’s working on. The distance from the first to the fourth is 120 metres. What’s the distance from the first to the eighth pole?

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by David, 16 October 2019 | 2 comments

Difficulty: Tricky I’ve got a square piece of paper, with lines for writing on both sides. Right now, the lines are running up and down the page. To get the lines running left and right, I could rotate the page, but that’s too boring. Can I do it by flipping the page instead? Scroll…

Continue reading Spin and flip brainteaserCategories:

by David, 30 May 2019 | 0 comments

This shape has a little secret. It’s known as a chamfered cube, and it’s not as perfect as it first seems…

Continue reading This shape is a lie!by David, 17 October 2018 | 0 comments

Tom’s just finished sewing a quilt! It’s made of lots of equal-sized squares of fabric sewn together. Currently, it’s 12 squares long and six squares wide. Tom tried putting the quilt on his bed, but it’s the wrong shape.

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by David, 23 August 2018 | 0 comments

Time to celebrate! For only the second time ever, an Australian has won the most famous prize in mathematics – the Fields Medal. Let’s take a moment to celebrate the achievements of the winner, Akshay Venkatesh.

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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.

Continue reading Mathematical hunches inspire decades of researchCategories:

by David, 16 February 2018 | 1 comments

Blood left at a crime scene can tell you a lot about the events. To rewind the clock and look back in time, you just need a ruler and some trigonometry.

Continue reading Blood-splatter by numbersby David, 23 January 2018 | 0 comments

What kinds of shapes pack a flat surface with no gaps? Squares are great for floor tiles, and bees stick hexagons together. With a bit of work, you can get any triangle, no matter how stretched, to fit together without gaps. But what about pentagons? These five-sided shapes are awkward, but some types fit together.

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by David, 27 September 2017 | 0 comments

Have you ever made a paper snowflake? Here’s a different twist on a classic craft activity.

Continue reading Twisted snowflake