Measurement at home

This collection of resources, from the National Physical Laboratory, sets a number of measurement challenges for students that can be performed in their own homes, or in school. 

All resources contain an explanatory video and a downloadable worksheet. 

Students are invited to submit their results via the NPL website.  Many resources also have a summary report of some of the results already collected by NPL.  

Resources

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Osmosis

The video and worksheet set out a measurement challenge for students that can be carried out either at home or in school.  They can use a range of peeled and cut fruits and vegetable sticks submerged in water or salt solutions for fixed time periods to calculate the change in length that the effects of osmosis...

Reaction time

The video and worksheet set out a measurement challenge for students that can be carried out either at home or in school. They use a ruler length drop to record the reaction time for different participants. The results are recorded on a downloadable sheet that allows conversion of drop distance to a reaction time...

Candle power

The video and worksheet sets out a measurement challenge for students that can be carried out either at home or school. They must use some scales to measure the starting mass of a tealight candle then burn it for two hours before measuring the final mass. They use a formula on the worksheet to calculate the...

How much is a teaspoon?

The video and worksheet set out a measurement challenge for students that can be carried out either at home or in school. They must use a measuring jug and teaspoon to calculate the number of spoons of water required to fill a volume of 200 ml. They are encouraged to take multiple readings and submit them to the...

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