- Year 2
Explain why standard units of measure are needed
I can measure length in any direction to give height, length and distance.
- Year 2
Explain why standard units of measure are needed
I can measure length in any direction to give height, length and distance.
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Lesson details
Key learning points
- If we all choose our own way to measure, we will end up with different measurements of the same thing.
- When you use the same unit of measure, you will get the same result.
- Standard units of measure are useful because they are always the same size and do not change.
- Centimetres are an example of a standard unit.
Keywords
Unit of measure - Something used as a standard of measurement. It is '1' of the measurement.
Standard unit - Uniform units of measure that are agreed throughout a community.
Common misconception
Children may think that the same type of object, for example a pencil, can be used as a unit of measure, even when they are different lengths.
Read the story of Pedro's birthday quest again and discuss why the friends using their own footsteps for measuring led to them getting different results.
To help you plan your year 2 maths lesson on: Explain why standard units of measure are needed, download all teaching resources for free and adapt to suit your pupils' needs...
To help you plan your year 2 maths lesson on: Explain why standard units of measure are needed, download all teaching resources for free and adapt to suit your pupils' needs.
The starter quiz will activate and check your pupils' prior knowledge, with versions available both with and without answers in PDF format.
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Explore more key stage 1 maths lessons from the Sense of measure - capacity, volume and mass unit, dive into the full primary maths curriculum, or learn more about lesson planning.
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Lesson video
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Prior knowledge starter quiz
6 Questions
Q1.Lucas measured the length of this leaf. It is 4 dominoes __________.
Q2.Sofia measured the __________ of the robot. It is 13 blocks tall.
Q3.To find how far something has travelled, we measure the __________.
Q4.What is the height of the doll? The doll is blocks tall.
Q5.What is the distance that the car has travelled? cubes.
Q6.The length of the carrot is cubes.
Assessment exit quiz
6 Questions
Q1.Jun asked Aisha this question. What is the answer to the question?
Q2.The toy car is as heavy as dominoes.
Q3.In the story about Pedro Panda and Sydney Snake, why was the bed too small for Sydney?
Q4.A __________ unit of measure does not get larger or smaller. It will always be the same size.
Q5.Which of these units is a standard unit of measure?
Q6.Who has used a standard unit of measure to find the height of the astronaut?
