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Learn some fluffy and delicious chemistry by following this marshmallow recipe.

Lava lamps look super cool, but they can be expensive and hard to find. With this activity, you can make your own bubbly lava and learn a bit about oil and water!

Get serious about science with the Double Helix quiz. We put you to the test with rocket science and radiation, as well as plants and petrology! If you’re after more fun science for kids, subscribe to Double Helix magazine!  

It’s time for another round of science trivia. This week, we’ve got ancient questions about what happened before the Jurassic, and a puzzler about what meteoroids are.

Have you ever wanted to draw really small pictures? Here’s a trick – you can just draw normal sized ones, and then use some special plastic to shrink them!

Time to test your scientific mettle. This week we’re asking questions about everything from tiny butterfly legs to huge continents. Good luck!

The periodic table doesn’t change very often, which is why it’s worth celebrating when it does. This month, three new elements were inaugurated at a ceremony in Russia. And in Tokyo, a fourth was welcomed to the world. Say hello to moscovium, tennessine, oganessson and nihonium!

They’re bright red, a bit crunchy, and they don’t really taste like much. The standard tomatoes you can buy in a supermarket are a bit boring to eat. But if you’ve ever grown tomatoes yourself, you’ll know how sweet and full of flavour they can be. So what’s happened to the humble tomato?

Written by Rachael Vorwerk Inside a small sample of powder, there hides a gigantic secret. In just a teaspoon of the stuff you’ll find the entire surface area of a football field. It sounds like something from Back to the Future, but for CSIRO scientists it’s the norm.

You might think we know everything there is to know about climate change. We know that greenhouse gases, such as carbon dioxide and methane, are trapping heat. And we know that average temperatures are climbing worldwide. But there’s still lots for us to learn, and new discoveries are being made all the time.