The revision series for Pearson Edexcel GCSE (9-1)from Pearson. This book will help you to: Organise your revision with the one-topic-per-page format Check your understanding with worked examples Develop your exam technique with exam-style practice questions and full answers Speed up your revision with helpful hints and tips Track your revision progress with at-a-glance check boxes Aim higher with target grades for every question and worked example. Also available: Pearson Revise Revision Workbook (ISBN 9781292360058) Practise every topic in this book with the accompanying PearsonEdexcel GCSE (9-1) Computer Science Revision Workbook. It gives you targetgrades for every question, guided practice and a 1-to-1 page match with this RevisionGuide.