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2026/27 preview

Lesson 4: Storage and file sizes

Discovering how file size affects storage and why different file types take up different amounts of space.
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Learning objective

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Before the lesson

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Lesson plan

1. Recap and recall

This activity revisits learning from Year 4: Computing systems: Connecting networks to help the children recall key knowledge.

Explain that the children will work with a partner to remember what they learnt about data in Year 4. Pair the children and show the Presentation: Quizmaster. Allow time for paired discussion.

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Teach in presentation mode

In this unit

Assessment – Computing Y5: Websites, search and storageLesson 1: How websites workLesson 2: How search results are rankedLesson 3: Searching the web and search results
Lesson 4: Storage and file sizes
Lesson 5: Where to store
Created by:
Kapow Primary Team
Kapow Primary Team
Our team comprises experienced classroom teachers who love the foundation subjectsFind out more
Maintained by: Kapow Primary teamLast update: 6 August 2026

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