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geometry posts

Curved origami sculpture Activity

by David, 7 September 2022 | 0 comments

A curvy, ridged shape a bit like a potato chip

Folding origami cranes and paper aeroplanes is fun, but they tend to be made of straight lines. So what happens when you fold in curves?

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Straight curves Activity

by David, 31 August 2022 | 0 comments

Skewers are straight and pretty tough. But put just the right twist on them, and you can make something surprisingly curvy!

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Try a tangram Activity

by David, 20 July 2022 | 0 comments

a duck shape made of smaller shapes

This traditional Chinese puzzle, known as a tangram, reveals some surprising properties of squares!

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Soma cube Activity

by David, 24 May 2022 | 1 comments

A cube made of lots of dice

The soma cube is a tricky puzzle! First, you’ll glue some cubes together into strange shapes. Then see if you can get those shapes to come together!

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Climb through a hole in a sheet of paper Activity

by David, 9 December 2021 | 6 comments

a person with a loop aof paper around their body

Most people are a lot larger than a piece of paper. But in this activity, you’ll be able to squeeze through a hole in a sheet of paper. With practice, you might even be able to fit through a hole in a business card!

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15 ways to have fun with food Activity

by David, 19 August 2021 | 0 comments

Small plate of coconut covered marshmallows

There’s a tonne of science in food. Here are 15 of our favourite food-related science activities to tickle your brain and tantalise your tastebuds!

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Geodesic rings Activity

by David, 20 August 2020 | 0 comments

A child's hand ontop of a larger hand, both hands are wearing colourful rings

Craft yourself a mathematical ring to learn about straight lines on donuts. Don’t laugh, they do exist!

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A Christmas packing puzzle Activity

by David, 24 December 2019 | 0 comments

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

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Power pole problems Brainteaser

by David, 30 October 2019 | 0 comments

Brain icon

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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Spin and flip brainteaser Brainteaser

by David, 16 October 2019 | 2 comments

Brain icon

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…

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