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Make a STEM chatterbox
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. You will need STEM chatterbox file...
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Build a bee hotel
Bee-come a bee hero and create crucial habitat for your local native bees. Your garden will be all abuzz! You will need Metal can with a pop lid, like a Milo or instant milk can (don’t use soup cans...
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A stellar sight
Scientists have been blown away by a recent detection of a gamma-ray burst (GRB), a type of strong cosmic explosion. Despite being over 2 billion light years away from Earth, this GRB was so bright...
View ArticleIconic marsupials – A Quick Quiz
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. QUIZ START The post Iconic marsupials – A Quick Quiz...
View ArticleSame, same, same but different
Difficulty: Tricky Spencer has a set of five numbers arranged from smallest to largest: 1, 3, 3, 5, 8. He calculates some stats about this set of numbers including the middle number, the most common...
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2023’s Best Activities
What a year of activity! In 2023, we posted 25 hands-on STEM activities. Here are 5 of the most popular posts. First, we’re singing out about Listening to nature’s songs. Get excited and get out your...
View Article2023’s Best Brainteasers
In 2023, Double Helix readers busted a bunch of brainteasers! Here are the tippy-top, most popular puzzles of the year. First up, let’s form some Friendship circles! Can you solve this tricky network...
View ArticleChallenge yourself to the 2023 megaquiz!
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...
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Pink rover smashes competition
What’s bold, bright, pink and could explore Mars? The Monash Nova Rover team designed the Waratah rover to spark innovation and conversations. Pink is an unusual colour for a rover. The team chose it...
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2023’s Top news stories
Extra! Extra! Read all about Double Helix Extra’s most eye-grabbing headlines from 2023: Turtles like it moon-side up but why? The reasons required scientists to globetrot, but you can arrive at the...
View ArticleThe Moon – A Quick Quiz
We’d really be in the dark without our only natural satellite, the Moon. Now lunar rove on over and moon rock this quiz! (As always, we make no Apollo-gees for puns.) QUIZ START The post The Moon – A...
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Artful measuring
Difficulty: TrickyHolly loves drawing with coloured pencils and her favourite colours have been sharpened a lot. She realises that her most favourite colour, rose, is exactly 3 centimetres long. She...
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Using AI to illustrate Double Helix Fiction
Artificial Intelligence (AI) can create incredible images just from short, text-based prompts. Normally, the Double Helix team always sources real images for the very real science we report on. But...
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Leftovers make egg-cellent batteries
Australian farmers produce a whopping 6.2 billion eggs each year. Unfortunately, most of the resulting eggshells end up in landfill. Australian scientist Manickam Minakshi Sundaram hopes to change...
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Create a terrarium
Let’s make a mini greenhouse! This self-sustaining little ecosystem will look fantastic on your desk or in your bookshelf. You will need Newspaper or paper towel Large glass container and lid. It...
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Robot dinosaur scares up answers
Palaeontologists have wondered for over a hundred years – how did dinosaurs evolve flight and become birds? To find the answer, researchers built a robot dinosaur!Flying requires lots of physical...
View ArticleLeaps – A Quick Quiz
2024 is a leap year and February 29th is only a hop, skip and a jump away! So, it’s clearly time to celebrate with a leaps and bound-iful quiz. Don’t jump to conclusions and you’ll be sure to land a...
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Brainteaser: Space climb
Difficulty: Fun Catalina went on a game show and won their biggest prize! Catalina loves a good adventure, so she spent 3/4 of her prize money on a trip into space. She then spent 2/3 of her remaining...
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Eat glitter grape candy
Don’t have any sour candy on hand? Make something even sweeter! These glitter grapes come in all kinds of fruity flavours. You will need Bag of seedless green grapes Colander 3 resealable...
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Fright’ning Nemo
Common clownfish sport three white stripes Credit: ©iStock.com/Jodi Jacobson They’re cute, colourful and … clever? Scientists just discovered that common clownfish can count! Or at least, they can...
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