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Hands-on posts

Mirage in a cup Activity

by David, 20 February 2020 | 0 comments

Class of clear liquid with layers between the clear liquids, affecting the image seen through the glass.

If you’re in the desert on a hot day, you might see things that aren’t really there. But that’s not the only way to see a mirage – you can also see them in a glass of sugary water!

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Inca quipu numbers Activity

by David, 6 February 2020 | 0 comments

a lot of knotted strings all tied together.

People record numbers in lots of different ways. This method was used by the Inca people and many others who lived near the Andes Mountains of South America.

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Leaving patterns Activity

by David, 21 January 2020 | 0 comments

a cup of water with plastic over the top and a coin balancing on that.

Written by Elvina Lee Here’s a cool activity that’s perfect for a hot summer’s day! Create a curious pattern with water.

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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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Discover the maths of gift wrapping! Activity

by David, 12 December 2019 | 0 comments

A present wrapped in green paper

Have you ever got halfway through wrapping a present, and then run out of paper? Follow our foolproof method and discover the maths of gift wrapping!

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Tension tower Activity

by David, 28 November 2019 | 0 comments

Pipeleaner and string construction.

String is floppy, so it’s usually a terrible thing to build a tower from. But this tower uses tension and string to hold itself strong!

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Paper plane designs Activity

by David, 14 November 2019 | 4 comments

Now is the perfect time to brush up on your paper plane skills! We’ve collected a few quick and easy designs for you to try, from a looping master to a super-fast dart with a twist.

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Backwards triangle dart Activity

by David, 14 November 2019 | 0 comments

A pink paper plane with two sets of wings

This paper plane flies quite a bit like a regular dart. But its striking looks make it much more fun. Plus, you get two pairs of wings – front and back – that you can modify!

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Nakamura lock plane Activity

by David, 14 November 2019 | 0 comments

A blue paper plane with a stubby nose

This is a fun design to experiment with! You can give the plane bigger wings to float more, or fold over the front edge to make the nose heavier. Make a few adjustments and see which modifications work the best.

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Loop plane Activity

by David, 14 November 2019 | 0 comments

A green paper plane with very wide wings

This paper plane isn’t very fast, but with practice and adjustment, you can make it do loops!

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