By Ariel Marcy, 31 July 2024
Being online is just part of living in the 21st century! Cybersecurity is all about making the most of the internet safely. So be a smart cookie and take a byte out of cybercrime with this quiz!
Categories:
By Ariel Marcy, 30 July 2024
A team of engineers have invented a new, stretchy battery that is clear. Another team have invented a jelly-like battery that is rainbow coloured. Both teams want to compare how long their batteries last to a regular, silver AA battery.
By Ariel Marcy, 25 July 2024
On 11 July, Australian scientists made a super-fast connection with a satellite. This feat of engineering required the team to aim a laser up in space at a receiver built into the back of a ute.
By Ariel Marcy, 23 July 2024
Blue plus yellow equals green, right? Not always! In this experiment, you can pull off a colourful magic trick made possible by water density and temperature.
By Ariel Marcy, 17 July 2024
These grid-based logic problems require Sherlock-like deduction! We’ll take you through the basics of solving these tricky word puzzles.
By Ariel Marcy, 16 July 2024
Lavonne is a security guard who has to walk around the outside of an L-shaped building. She knows the length of the longest sides, 200 metres and 140 metres. She also knows the shape of the building and that each of the angles are 90 degrees. What is the building’s perimeter?
By Ariel Marcy, 10 July 2024
Thanks to archaeology, we’re traveling back in time! Do you know your Egypt arti-facts or will you end up neck deep in de-Nile?
By Ariel Marcy, 9 July 2024
Do you ever get a stiff neck from doing assignments? Do your thumbs ever get sore after playing lots of video games? Sitting in the same position or doing the same task over and over can cause injuries and even change your bones! And we just found out that this has been going on for a very, very long time.
By Ariel Marcy, 4 July 2024
One day, Rumi’s chess club coach asks her, “how many squares are on a chess board?” Rumi replies, “That’s easy, the board is 8 by 8, so there are 64 squares!” Her coach smiles, “What about the larger squares made up of smaller squares? The board is an 8 by 8 square after all!” How many squares are on a chess board?
By Ariel Marcy, 1 July 2024
Mamutjitji Story is a new free app that links science with local knowledges belonging to the Ngalia Western Desert Aboriginal People. The story features an unusual insect called an antlion in English and Mamutjitji in Ngalia.
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