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Have a heart (or several?) – a quick quiz Quiz

by David, 18 July 2018 | 0 comments

Black lightning bolt in purple circle

We’re counting on you this Double Helix quiz, or perhaps you’re the one counting! Can you calculate what’s needed to get 100% this week? If you’re after more fun science for kids, subscribe to Double Helix magazine!  

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Lava fizz Activity

by David, 12 July 2018 | 2 comments

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!

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Numbers and letterboxes Brainteaser

by David, 11 July 2018 | 0 comments

Brain icon

Tomas is putting a number on a letterbox. He puts on one digit. Then he adds another digit. Tomas looks at it and notices that it makes a number exactly five times the first digit. Tomas adds a third and final digit. Once again, Tomas looks at the number and notices that the three digit…

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Finding the coldest place on Earth News

by David, 5 July 2018 | 0 comments

Image of buildings in a flat icy landscape.

It’s the middle of winter in our part of the world. And if you live in southern parts of Australia, you might think it’s a bit chilly. But there are places on Earth that are much colder. New research has found places in Antarctica colder than we have ever measured before!

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It’s rocket science – a quick quiz Quiz

by David, 4 July 2018 | 0 comments

Black lightning bolt in purple circle

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!  

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Invisible glass Activity

by David, 28 June 2018 | 0 comments

Glass of water with a ock floating in it.

Find out more about invisibility by hiding a glass jar in plain sight. Then, use the jar to create a clever illusion, making a rock appear to float mysteriously!

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Fractional puppies Brainteaser

by David, 27 June 2018 | 0 comments

Brain icon

Kelly has a pet store. She recently got in a whole litter of puppies and tried to sell them all. On the first day, she sold half of the puppies, plus half a puppy.

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Mars storms a risk to rovers News

by David, 21 June 2018 | 0 comments

If you think the weather here on Earth is bad, be glad you don’t live on Mars. Storms currently cover much of the planet, with wind speeds of around 100 kilometres per hour. So spare a thought for the intrepid Mars rovers currently bearing the brunt of the storm.

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Before the Jurassic – a quick quiz Quiz

by David, 20 June 2018 | 0 comments

Black lightning bolt in purple circle

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.

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Shrinking plastic Activity

by David, 14 June 2018 | 2 comments

Image of a tiny giraffe held between someones fingers.

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!

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