Revision: Study Notes

Study Notes, Books, Resources, and Exam paper questions organised by topic and difficulty for IB, AP, SAT, ACT, GCSE, IGCSE and A Level. Revision World is part of a group of revision websites, offering you thousands of free GCSE and A Level revision resources and study help advice. Use Revision World to create your own free study planner or revision timetable and download GCSE and A-Level past papers. Revision is a noun that means a change to something to make it more accurate, or study that you do before taking a test. Learn more about the meaning, pronunciation and translations of revision in different languages.