KS3 Computer Science Unit: Core Concepts

A complete KS3 Computer Science unit consisting of 10 fully prepared PowerPoint lessons, designed for Key Stage 3 students. This resource covers the core foundations of Computer Science, building knowledge progressively from basic computer components through to binary, logic gates, and introductory artificial intelligence concepts.

The lessons are suitable for Years 7–9, and are ideal for non-specialists, ECTs, or experienced teachers looking for a clear, structured scheme of learning.

Included lessons:

Elements of a Computer

Hardware

The CPU

Binary Representation

Binary (Data Representation)

Binary Addition

Storage Devices

Logic Gates

Introduction to Artificial Intelligence

AI Prompt Engineering

Each lesson is clearly structured and can be delivered straight away, with explanations, examples, and opportunities for student interaction. The unit supports curriculum coverage of computer systems, data representation, and emerging technologies, and works well as a standalone KS3 scheme or preparation for GCSE Computer Science.

Suitable for:

KS3 Computer Science / Computing

Years 7, 8, or 9

Whole-class teaching or cover lessons

Building strong foundations for GCSE Computer Science