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Your search returned 3 results

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

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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Interactive

Sites2See – measurement for primary

  • TLF-IDM016665

Selected links to a range of interactive and print resources for Measurement topics in K-6 Mathematics.

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Online

TIMES Module 3: Measurement and Geometry: time - teacher guide

  • TLF-IDM008610

This is a 20-page guide for teachers containing an introduction to the units of time and how to measure time. Time between events, time lines and timetables are considered. A brief history of the development of these concepts concludes the module.

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