By Chenxin Tu, 8 March 2023
This quiz has a spacey flavour! So will you soar towards the stars and get full marks, or are you about to come crashing back to Earth?
Categories:
By Fiona Midson, 2 March 2023
Trap the Sun’s energy in this DIY solar oven and heat up a s’more-licious treat! This is an activity best done on a hot sunny day around lunch time when the Sun is overhead.
By Montana de Meillon, 1 March 2023
You’ve heard of plant-based protein, but what about food made from electricity?
By David Shaw, 23 February 2023
Difficulty: Extreme! George bought a bag of 70 lollies on Monday. He didn’t eat many on Monday, but he really liked the flavour. Every day after that he ate three more lollies than he had the previous day. The next Monday, George was about to eat his first lolly for the day and noticed the […]
By Fiona Midson, 22 February 2023
It’s time to be irrational and celebrate π (Pi) Day! Will you slice up this quiz and get 5/5 or are you going to eat humble pie?
By Chenxin Tu, 16 February 2023
How many times have you thrown something in the bin and hoped that it was the right thing to do? We all want to do the right thing and want to put the right things into the bin. But can they really be recycled?
By David Shaw, 15 February 2023
Difficulty: Fun Jane has some Australian silver coins in her pocket. When buying an apple, she realises she has more than $1 in silver coins, but can’t make exactly $1 with her coins. How is this possible? (Silver Australian coins come in 5c, 10c, 20c, and 50c.)
By Fiona Midson, 15 February 2023
Make a fountain that doesn’t need an electric pump. This fountain was designed by Heron, a Greek teacher and inventor in 1st Century CE. Safety: This activity involves using an electric drill, a sharp knife and a hot glue gun. Adult help is required.
By Fiona Midson, 8 February 2023
We’ve got the buzz about bugs, so let’s explore our six-legged pollinators. Will you take the sting out of this quiz and get 5/5 or just call pest control?
By Fiona Midson, 2 February 2023
Carnivorous plants eat insects, but what to do if there are not many insects about? Answer: find a new form of food!
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