Amazon.com description: Product Description: Endorsed by Cambridge International Examinations, the Essential Science for Cambridge Secondary 1 series provides complete curriculum framework coverage for Stages 7-9. It has been written by an experienced author team and provides a seamless link into Cambridge IGCSE, maximising students' potential. The three separate Stage 9 books covering Biology, Chemistry and Physics offer greater flexibility for teaching the separate sciences. The Biology Student Book provides accessible content to engage international school students from a wide range of backgrounds. Scientific enquiry material is integrated throughout, with practical activities to develop the required skills. Learning outcomes at the start of each spread are matched to the curriculum framework and let the students know what they need to learn and understand in each topic. Science in context! spreads for each chapter introduce topics and let students know what they'll be learning. Expert tips included in the text help students avoid common errors and misconceptions. Each chapter concludes with examination-style questions, preparing students for the checkpoint test and introducing them to IGCSE-style questions. The CD -ROM included with the book contains engaging interactive learning exercises covering key points of the curriculum framework, test yourself revision material, and sample examination style answers and feedback.