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A Brief History of Time Measurement

Noticing the regular movement of the Sun and the stars has led to a desire to measure time. This article for teachers and learners looks at the history of man's need to measure things.

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Order, Order!

Can you place these quantities in order from smallest to largest?

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In Order

Can you rank these quantities in order? You may need to find out extra information or perform some experiments to justify your rankings.

The Time Is ...

Stage: 2 Challenge Level: Challenge Level:2 Challenge Level:2

Can you put these $12$ mixed-up times in order? You could arrange them in a circle.
 
 
You can download a copy of the times on this sheet which can be printed out.
 
If you feel happy to try the same thing with a $24$-hour digital clock, try these $12$ times. They are on this sheet.