By David Shaw, 10 June 2020
Difficulty: Tricky Dolly bought a special cheese. It comes in a square block that’s 5 centimetres wide, 5 centimetres deep and 5 centimetres tall. It’s also coated in wax on all sides. Without removing the wax, Dolly cuts the cheese into 1 centimetre cubes. Can you work out how many cubes have wax on them?
Categories:
By David Shaw, 4 June 2020
By Andrea Wild Imagine you’re a scientist working on SARS-CoV-2, the virus causing the disease COVID-19. Your lab is at the Australian Centre for Disease Preparedness (ACDP) in Geelong, Victoria.
By David Shaw, 3 June 2020
This quiz has a focus on bodies, from celestial to human. How much do you know about the universe? Do you really know how you’re put together? Answer these questions to find out!
By David Shaw, 28 May 2020
Written by Natalie Kikken To honour World Oceans Day 8 June, get crafty by making your own 3D grey nurse shark.
By David Shaw, 27 May 2020
Difficulty: Fun Ash and Stacy Brull have five daughters. Each of their daughters has one brother. How many people are there in the Brull family?
By David Shaw, 21 May 2020
By Andrea Wild Are killer hornets really on the loose in North America? Asian Giant Hornets are a species of wasp, Vespa mandarinia. They normally live in Japan, China and Southeast Asia. But late last year they arrived in Canada and the USA, probably inside a shipping container. It only takes one hornet to start […]
By David Shaw, 20 May 2020
Everything is part of something – why not make our quiz part of your day?
By David Shaw, 14 May 2020
Are you looking for a way to make your drawings look alive? Try this activity and make an awesome creepy face whose eyes follow you as you move around the room. By Mike McRae
By David Shaw, 13 May 2020
Writing your own stories can be a fascinating experience. Do you ever feel like you’ve heard or seen the characters from your writing, as if you’ve met them in real life? Turns out, many professional authors have these vivid experiences when writing.
By David Shaw, 12 May 2020
Difficulty: Taxing Water engineers want to empty a dam to do repairs. There’s a creek running into the dam, which will keep filling the dam, unless they install pumps to empty that water. Each pump could empty a swimming pool in a week.
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