The UK's Most Comprehensive AI-Powered Exam Revision Platform

Master your exams from 11+ to A-Level with unlimited AI practice papers, tailored revision guides, instant feedback and smart progress tracking.

AI exam revision platform for UK students

CampusO₂ helps students prepare for GCSE, A-Level and 11+ grammar school entrance exams with unlimited AI practice papers, flashcards, revision guides and performance analytics — aligned to AQA, Edexcel and OCR.