Y3/4 (A): Lesson 5: Investigating bulb brightness
Posing testable questions about circuits and investigating how the number of bulbs in a series circuit affects their brightness. This lesson is part of the mixed-age scheme.
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Learning objectives
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Success criteria
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National curriculum
Cross-curricular links
Before the lesson
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Lesson plan
1. Recap and recall
Display the Presentation: Sorting materials. Ask the children to decide how to sort the materials into different groups, justifying their decisions. Encourage them to apply the knowledge they gained from the last lesson on electrical conductors and insulators.
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Adaptive teaching
Assessing progress and understanding
Vocabulary definitions
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Maintained by: Kapow Primary teamLast update: 27 July 2026
