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Half past angle Brainteaser

by David, 14 November 2018 | 0 comments

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At half-past three, what is the angle between the hands of a clock? Scroll down for the answer!     Brainteaser answer First, a quick estimate. The short hand points across to the three, and the long hand points straight down to the 6. The angle is about 90 degrees, but there’s a more accurate…

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Jet lagged sunflowers

by David, 22 November 2016 | 0 comments

If you’ve ever flown overseas, you might have experienced jetlag. For example, daytime in London is night in Sydney, so your body can get very confused on a journey between the two. But jetlag isn’t just a human phenomenon, or even just an animal phenomenon. Turns out sunflowers can get jet lag too!

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Southern Cross clock Activity

by David, 27 January 2015 | 0 comments

You will need Clock or watch Camera Whiteboard marker Pencil and paper Magnetic compass (optional) A clear night, with no clouds What to do At 9:00 pm, go outside and look for the Southern Cross in the sky.

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