Explore · Practise · Create
Computing, made interactive.
Simple, visual resources for classwork, homework and revision.
💻InteractiveClick, test and explore.
🧠ClearVisual explanations that make sense.
🚀PracticalProgramming, data and systems.
Choose a section
Quick links to each part of the course.
ToolPython
Dr Python
Write and run Python in the browser.
Code · Test · Learn Open ↗Year 7L4
Lower Fourth
Systems, hardware and core ideas.
Explore components Open ↗Year 8U4
Upper Fourth
Binary, images and data.
Practise conversions Open ↗Year 9LR
Lower Remove
Programming and problem solving.
Build coding confidence Open ↗Years 10–11GCSE
GCSE Computing
OCR GCSE resources and revision.
Learn · Recall · Revise Open ↗