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  1. Subjects
  3. Science
  5. Key stage 2
  7. Year 6
  9. Energy: Circuits, batteries and switches
  11. Lesson 3: Current and resistance

Lesson 3: Current and resistance

Explaining the relationship between the number of bulbs in an electrical circuit and their brightness using knowledge of resistance.

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In this unit

  • Assessment – Science Y6: Circuits, batteries and switches

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  • Lesson 1: Components and circuits

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  • Lesson 2: Circuit diagrams

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  • Current lesson

    Lesson 3: Current and resistance

  • Lesson 4: Batteries and voltage

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  • Lesson 5: Voltage and bulb brightness

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  • Lesson 6: Practical circuits

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Created by: Kapow Primary Team | Maintained by: Kapow team
Last update: 3 July 2026
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