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Get ready because it’s megaquiz time! Put your science knowledge to the ultimate test with 10 random questions that have appeared on our quizzes this year. With 100+ questions to draw from, you’re sure to find a challenge.

In 2023, Double Helix readers busted a bunch of brainteasers! Here are the tippy-top, most popular puzzles of the year.

What a year of activity! In 2023, we posted 25 hands-on STEM activities. Here are 5 of the most popular posts.

Can you find a different set of 5 positive whole numbers with the same stats?

Marsupials! Australia is famous for these incredible animals, and we believe you are fully koala-fied to have this quiz in the bag, er, pouch.

Scientists have been blown away by a recent detection of a gamma-ray burst (GRB), a type of strong cosmic explosion.

Bee-come a bee hero and create crucial habitat for your local native bees. Your garden will be all abuzz!

Here’s a fun paper toy that can help you pick a future job. Have a go with our STEM career chatterbox! There are no wrong answers, only positive role models.

The Great Barrier Reef is one of Earth’s 7 natural wonders. We’re wondering if you’ll be a natural at this quiz! Wade into the Reef’s fantastic ecology and aim for a dive out of five.

Finding one meteorite usually requires researchers to walk at least a few million square metres. Seamus Anderson from Curtin University has a way to speed up his meteorite hunts.