This Science Revision and Practice range contains clear and accessible explanations of all the GCSE content, with lots of practice opportunities for each topic throughout the book. Based on new research that proves repeated practice is more effective than repeated study, this book is guaranteed to help you achieve the best results. There are clear and concise revision notes for every topic covered in the curriculum, plus seven practice opportunities to ensure the best results. Includes: - quick tests to check understanding - end-of-topic practice questions - topic review questions later in the boo k- mixed practice questions at the end of the boo k- free Q&A flashcards to download online - an ebook version of the revision guide - more topic-by-topic practice and a complete exam-style paper in the added workbook. Suitable for the new OCR Gateway Chemistry GCSE.