Online Little Man Computer - CPU simulator
Documents
In this section...
CPU Fetch-Decode-Execute Animation
I Belong: encouraging girls into computer science programme
Computer Science Homework (years 7, 8 and 9)
See also...
Coding Challenges for GCSE and A Level Computer Science
Explore...
Examination Rules, Guidance and Support
Code.Org - Express computer science course
What happens to your examination script?
Do the Right Thing Scene Analysis
Whiplash Final Scene - Andrew Neyman's Performance
New...
Food and Farming trip 17th June 2026
New Wolsey Youth Theatre applications are now open for September 2026
Discover...
GCSE CS LMC Programming ICT Computer Science GCSE Archive SMSC Gamemaker Dracula Mocks A Levels Mr Trudgill History Acting Code.Org Education Student Information Agreement Link Chemistry Sport
Uh-oh - we were unable to load our website on your browser so we're showing you a plain HTML version.
We use many features found in modern browsers and regrettably yours seems incompatible.
However this legacy version contains (very, very nearly) all the same content. Each page is rendered on our server and doesn't rely on any browser features except the odd font. It doesn't even need Javascript or fancy CSS. It's like being in 1995!
Your browser is reporting itself to us as Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.com). Please consider updating your browser to make the most of our website.
If you would like to try our proper website again - you can do so here...