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You may have heard a climate scientist talking about ‘parts per million’ or ppm. If you want to get a handle on what that means, and how much CO2 is in our atmosphere, you’ve come to the right place!

This activity sounds super easy from the title, but there’s more to it than you might expect!

Improve your cooking with maths! Here’s some guidance to help you cook the perfect boiled egg.

Here’s a fun game that will help you explore probability. With a bit of thought you’re more likely to win. Are you smart enough to work it out?

There are some surprising patterns that can be revealed in Australian coins if you take a closer look.

Written by Justin McGuire This activity may splash some water around, so try it over a sink or outside.

Welcome to Double Helix magazine’s Q&A section – Microscope. We take a close look at small questions full of big ideas. Q: What is the weight of a rainbow?

Keen to blow some seriously big bubbles? Try making this bubble mix!

Anzac Day is the time to stick a sprig of rosemary in your hat, watch the dawn service and bake a batch of Anzac biscuits. While I was baking these biscuits, I noticed some strange things going on.

The measurements in this recipe are in non-metric units. You will need to change them into metric before you can make the recipe!