1. Subjects >
  2. Computing >
  3. Key stage 2 >
  4. Year 3 >
  5. Computing systems and networks 3: Journey inside a computer >
  6. Lesson 5: Dismantling a tablet

Learning objective

  • To decompose a tablet computer.

Success criteria

  • I can recall that a tablet is a
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National curriculum

Computing

Pupils should be taught to:

  • Design,
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Cross-curricular links

Design & Technology

Technical knowledge

Pupils should

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Before the lesson

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Lesson plan

Recap and recall

Display the Presentation: Speak like an expert and arrange the children into pairs.

Learning objective

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Extended-mode explainer videos

How to extend your display to view the lesson page and presentation mode simultaneously. Choose your operating system below to watch the video

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please contact [email protected].

Extended-mode explainer video: For Mac

Extended-mode explainer video: For Windows

Adaptive teaching

Pupils needing extra support

Should complete the Activity: Inside a tablet (support) and stick the components from the Resource: Tablet components on their laptops. Could use their paper laptop from lesson 2 to support them with the understanding of some components.

Pupils working at greater depth

Should explain what the different parts of a tablet do and why they are important.

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Assessing progress and understanding

Pupils with secure understanding indicated by: recognising some computer parts relating to

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Vocabulary definitions

  • components

    The parts that make up a computer.

  • CPU

    Central Processing Unit. The brain of a computer that deals with all the data it receives from input and output devices as well as programs run within the computer.

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In this unit

Assessment - Computing Y3: Journey inside a computer

Lesson 1: Inputs and outputs

Lesson 2: Building a paper laptop

Lesson 3: Following instructions

Lesson 4: Computer memory

Lesson 5: Dismantling a tablet

Originally created by:

Sway Grantham

Computing specialist

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Sway Grantham (@SwayGrantham) is a Primary School Teacher, a CAS Master Teacher and Specialist Leader in Education for Primary ICT. She also has a BCS Certificate in Computer Science Teaching (Primary). She has written several curricula and conducted research into the impact of 1:1…
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Maintained by: Kapow Primary team

Last update: 26th January, 2026

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Lesson 4: Computer memory Previous Lesson
Lesson 5: Dismantling a tablet Next Lesson

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