Duelling Programmers | Computer Science Revision Quizzes

Take turns answering questions. If you answer incorrectly, your time is halved and play switches.
The quiz ends when a player's timer reaches zero.

Player 1

30 seconds

Player 2

30 seconds

Quiz Mode

Two player Single player Streak mode

Starting Time

30 seconds

Think Time

0 seconds

Bonus Time

0 seconds

Topics

Example Question

Audio

Music Sound effects Track

Computer Science revision topics

Revise computer science with free Class Duels revision quizzes for KS3 and GCSE, covering Animation, Artificial Intelligence, Binary and Data and more.

Use each topic row to open example questions, start focused practice or read the revision guide where one is available.

KS3

Animation [example] [practice] [revision]
Artificial Intelligence [example] [practice] [revision]
Binary and Data [example] [practice] [revision]
Computational Thinking [example] [practice] [revision]
Cryptography [example] [practice] [revision]
Hardware and Software [example] [practice] [revision]
Micro:bit [example] [practice] [revision]
Python [example] [practice] [revision]
Scratch [example] [practice] [revision]
Spreadsheets [example] [practice] [revision]
Web Development [example] [practice] [revision]

GCSE

Algorithms [example] [practice] [revision]
Computer Systems [example] [practice] [revision]
Cyber Security [example] [practice] [revision]
Data Representation [example] [practice] [revision]
Databases [example] [practice] [revision]
Ethical Issues [example] [practice] [revision]
Networks [example] [practice] [revision]
Programming [example] [practice] [revision]