Lesson 4: Computer memory

Pupils take part in a number of different games to develop their understanding of the purpose of the various parts of a computer, including the ROM, RAM and hard drives

Before the lesson

Download classroom resources

Learning objective

  • To understand the purpose of computer parts

National curriculum

Pupils should be taught to:

  • Design, write and debug programs that accomplish specific goals, including controlling or simulating physical systems; solve problems by decomposing them into smaller parts
  • Select, use and combine a variety of software (including internet services) on a range of digital devices to design and create a range of programs, systems and content that accomplish given goals, including collecting, analysing, evaluating and presenting data and information

Success criteria

Cross-curricular links

Attention grabber

Main event


For pupils needing extra support: You may need to reduce the number of pairs of cards and they might need answers to the scavenger hunt so that they can match the answers to each clue.


Pupils working at greater depth: Should explain connections between the different parts of the computer.

Wrapping up

Assessing pupils' progress and understanding


Created by:
Sway Grantham,  
Computing specialist
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…
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