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Lesson 5: Voltage and bulb brightness

Investigating the relationship between voltage and bulb brightness by planning a fair test.

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Learning objectives

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Before the lesson

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Lesson plan

1. Recap and recall

Display the Presentation: Discussing batteries and ask the children to decide in pairs which statements they agree and disagree with.

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Created by:
Kapow Primary Team
Our team comprises experienced classroom teachers who love the foundation subjectsFind out more
Maintained by: Kapow Primary teamLast update: 3 July 2026

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