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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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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.

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What Is the Time?

Can you put these times on the clocks in order? You might like to arrange them in a circle.

Order, Order!

Stage: 2 Challenge Level: Challenge Level:1

Have a look at the sets of four quantities below. Can you rank them in order from smallest to largest?

To help you decide, you may need to find extra information or carry out some experiments.

Can you convince us that your order is right?
 
 
 
Time
Taken to travel to school
For mustard and cress to grow from seeds
Taken to eat a biscuit
Between your 6th and 7th birthdays 
 
Distance
You could jump up in the air
You can kick a football
You can run in half a minute
Length of a bug
 
Mass
Of a blown-up balloon
Of a bar of chocolate
Of a loaf of bread
Of your teacher