Computer Science Computer Hardware Worksheet (KS3 / GCSE)

This worksheet introduces students to computer hardware and peripherals, building a clear understanding of how physical components work together in a computer system.

Students learn:
• The difference between hardware and software
• Common input and output devices
• The purpose of key internal components such as the CPU, RAM, storage devices, motherboard, and GPU
• How computer parts work together to form a complete system

The worksheet includes:
• Hardware vs software fill-in-the-blank questions
• Input and output device classification tasks
• Matching computer components to their functions
• Labelling and identification activities
• An extended challenge using PCPartPicker to design a custom computer build
• GCSE-style short answer questions to demonstrate understanding

Suitable for:
• KS3 Computing
• GCSE Computer Science foundations
• Classwork, homework, or cover lessons
• Introducing hardware concepts before system architecture topics

This resource is designed to reinforce core computer hardware knowledge using structured tasks and practical examples, and works well alongside theory lessons or practical computing activities.