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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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Sizing up the Sun – a quick quiz Quiz

by David, 9 May 2018 | 7 comments

Black lightning bolt in purple circle

Here’s a quiz to get your brain pumping. Test your knowledge of floating metals, and not one but two questions about the closest star to home – our Sun! If you’re after more fun science for kids, subscribe to Double Helix magazine!  

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