GCSE Chemistry AQA Revision Guide (with online edition) (A*-G course) CGP Books
This book (with free Online Edition) is full of clear revision notes and detailed diagrams for every AQA GCSE Chemistry topic, including a section on 'How Science Works'. It contains loads of tips and quick test questions to test understanding, and everything's explained in straightforward language with a touch of humour. What's more, a free Online Edition of the whole book is included - perfect for revising on a PC, Mac or tablet device.