GCSE Physics OCR Gateway Revision Guide (with Online Edition) (A*-G Course): Higher Revision Guide by CGP Books
This book (with free Online Edition) is full of clear revision notes and diagrams for Foundation Level OCR 21st Century GCSE Additional Science. It includes a section on 'Ideas About Science', loads of exam advice and revision summary questions. Everything's simply explained on uncluttered pages, with a touch of humour to keep things interesting. What's more, a free Online Edition of the whole book is included - perfect for revising on a PC, Mac or tablet device.