Gcse Chemistry OCR 21st Century Revision Guide

This book (with free Online Edition) is full of clear revision notes and detailed diagrams for OCR 21st Century GCSE Chemistry, including a section on 'Ideas About Science'. 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.