This book mirrors the layout of the Gateway Science OCR specification exactly. It summarises items at the start of each section to aid revision. Personalised learning activities enable students to review what they have learnt. Advice from examiners on common pitfalls and how to avoid them prepares students for the exam. This book features additional questions that cover the QCA science criteria 3.6 'How Science Works'. It links to the Student Books to make it easy to cross-refer.