Learning objective
- To understand and be able to explain what decomposition is.
Success criteria
- I can explain what decomposition is.
- I can understand
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Cambridge Primary Computing (0059) Learning objectives
Before the lesson
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Lesson plan
Recap and recall
Display the Presentation: Odd one out and allow time for paired discussion. Remind the children of what they did in the last lesson when they looked at input and output devices.
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Differentiation
Learners needing support
Should make a simpler shape design with fewer shapes or stages.
Learners working at a stretch
Should make a more complex shape design with more shapes and stages.
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Assessing progress and understanding
Learners with secure understanding indicated by: showing clear decomposition of their designs
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Vocabulary definitions
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chunks
A small part of something larger.
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decompose
To break something down into smaller chunks.
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In this unit
Maintained by: Kapow Primary team
Last update: 25th June, 2025
Lesson 1: What is an algorithm?
Understanding what an algorithm is by using a set of instructions to dress a doll.
Lesson 5: Debugging directions
Exploring debugging using maps and a set of directions with mistakes or ‘bugs’ in them.
Lesson 2: Algorithm pictures
Developing unique and specific algorithms while following instructions.
Lesson 3: Virtual assistants
Understanding how computer inputs and outputs work by becoming a virtual assistant.
