Lesson 3: Computer architecture
Learning that the more Random Access Memory (RAM) the robot has, the more instructions it can carry out in a row, pupils play a game that simulates programming a Mars Rover.
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Learning objective
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Before the lesson
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Lesson plan
1. Recap and recall
Explain that the children will work with a partner to recall what they learnt about binary code. Display the Presentation: Fact tennis and arrange the children in pairs. Ask them to take turns sharing one fact at a time about how to strengthen a helmet shell.
Give each child one minute to talk. Encourage them not to repeat any facts.
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Maintained by: Kapow Primary teamLast update: 15 April 2026
