This document provides a list of revision and study links organized into the following categories: organizing essays, writing essays, homework hints, research tools, general revision sites, GCSE revision sites, a revision site searcher, an educational search engine, and subject-specific revision sites for maths, French, history, business studies, economics, biology, chemistry, ICT, and English. The links provide resources for students to help organize essays, improve writing skills, get homework hints, conduct research, and aid in studying various school subjects in preparation for exams.