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Air cannon Activity

by David, 22 August 2019 | 0 comments

Cup with plastic wrap and ticket targets in the background.

Want to reach out and touch something with a puff of air? This tiny air cannon shoots vortexes of air that can be felt from metres away!

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Pademelon paddocks brainteaser Brainteaser

by David, 21 August 2019 | 0 comments

Small marsupial with large back legs and tail for hopping.

Fred is a biologist doing an experiment with pademelons. They have a square paddock and four feeding bowls. They also have two laser detectors that each shoot a straight beam all the way across the paddock.

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How green is a flying car? News

by David, 16 August 2019 | 0 comments

Artists impression of a flying car above a city scape.

People have been dreaming of flying cars for more than a century, and they’re almost here. There are plans to test a flying taxi from Melbourne airport as soon as next year. Flying cars are quick and oh-so-cool, but are they good for the planet?

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Poems from the periodic table News

by Jasmine, 15 August 2019 | 0 comments

Is there a chemical element you love the most? To celebrate the International Year of the Periodic Table in 2019, Double Helix is running a poetry competition for school-aged students with support from the Royal Australian Chemical Institute (RACI). While you prepare your entry, meet our chemistry expert and competition judge, Michelle Neil!

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Get in shape – a quick quiz Quiz

by David, 14 August 2019 | 0 comments

Black lightning bolt in purple circle

With a question about square numbers, here’s a chance to get your brain in shape! Have a go and see if you can get 5/5.     If you’re after more fun science for kids, subscribe to Double Helix magazine!  

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Sugar and sunglasses Activity

by David, 8 August 2019 | 0 comments

Jar with polarised light effect.

Wearing sunglasses while using a computer might seem like a bad idea. But if you use the right glasses, it can make a great experiment!

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A sign of the times brainteaser Brainteaser

by David, 7 August 2019 | 2 comments

Brain icon

Terri was doing sums for her signwriting business. She worked out that one-third of six and two-thirds of eleven together made seven. Her maths might seem wonky, but she was completely correct. Can you work out what she was trying to do?

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Super-quick reflexes? Just add electricity! News

by David, 1 August 2019 | 0 comments

Photo of a young boy with his eyes shut, juggling three balls.

Have you ever wished you had superhuman reflexes? In a simple but effective experiment, scientists from Sony Computer Science Laboratories and the University of Chicago used electrodes to improve people’s reaction times.

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Up to speed – a quick quiz Quiz

by David, 31 July 2019 | 1 comments

Black lightning bolt in purple circle

You don’t have to rush to finish this quiz. There are plenty of questions about speed, but you can take as long as you like. So relax, get your thinking cap on and see if you can get 5/5!

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Spinning cotton Activity

by David, 25 July 2019 | 0 comments

A green bead the size of a marble threaded onto a piece of string.

Most clothes are woven from thread, then sewn together with thread. While there are now many human-made fibres, cotton is the most widely used of the natural fibres in clothing. So why not try spinning your own cotton thread, and learn a bit more about how clothes are made?

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