By Carol Saab, 4 July 2013
What happens when you spin a coin on a table? It spins and rolls (or ‘spolls’), for starters. How it stops is much more fascinating.
Categories:
By Pat, 1 July 2013
Cooking is fun and it’s a great way to make a tasty snack. But have you ever thought about what’s going on when you cook something? Try making some cupcakes, and you’ll pick up a thing or two about chemistry.
By Carol Saab, 27 June 2013
What does hula hooping have to do with science? Quite a lot when we think about physics; namely energy, motion and torque. Check out the latest installment of our new video series to see some awesome hooping and how easy it is to mimic this movement with other objects.
By Carol Saab, 20 June 2013
Our eyes play a huge part in helping us explore the world around us, but occasionally they play tricks on us. In this optical illusion, we’re testing your perception of colour by making an after-image optical illusion. In other words, we’re tricking your eyes to see colours that aren’t really there. Check it out!
By David Shaw, 18 June 2013
How did people multiply before calculators were invented? You could try doing it in your head, but you could also use a mechanical calculator, such as this set of Napier’s bones.
By David Shaw, 21 May 2013
Here’s a fun puzzle! It’s a maze with no walls. So what’s keeping you on track? Well, this maze is made of arrows – it’s an arrow maze!
By Mike, 18 May 2013
Two centuries ago, nobody knew much about what made a single fertilised cell grow into a human. Or – for that matter – a dog, a sea urchin, a worm or a whale. The problem was nobody could imagine how a microscopic bag of chemicals could possibly split in half again and again, yet still […]
By Jasmine Fellows, 11 May 2013
Looking for a mummy this Mother’s Day? Try this activity!
By David Shaw, 25 April 2013
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.
By David Shaw, 23 April 2013
Check out this trick! By colouring in boxes, you can make a strange blobby picture that transforms when reflected in a curvy mirror!
12 months, 8 issues
Print & digital subscriptions available.
Sign up to our Double Helix newsletter
Stay in touch with new updates by signing up to our free newsletter
Perfect for ages 8 – 14
Developed by experienced editors
Engaging and motivating
*84% of readers are more interested in science
Engaging students voice