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Listed under: Science > Scientific inquiry > Instrumentation (Technology) > Measuring instruments > Clocks > Analogue clocks

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BTN: Leap second

TLF-IDM019986

We all know there are 60 seconds in a minute... or are there? Every few years an extra second is added to a day, and this is called a 'leap second'. Find out why we have leap seconds and why they mightn't be around for much longer.

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Count Us In, Ep 10: How long is a minute?

TLF-IDM015895

Dodly is getting ready for a very special occasion tomorrow. How will he fill in his time? How long does he have to wait? And what is his special occasion? With Dodly, Flynn and the Flying GIrl, investigate different ways of measuring time and discover how to read analogue and digital clocks.