Extensive research through lesson observations, teacher interviews and work with our online research community (the Cambridge Panel) allows this coursebook with digital access to meet the real teaching needs of the biology classroom. Multi-part exam-style questions ensure students feel confident approaching assessment. With reflection opportunities and self-evaluation checklists, it develops responsible learners. The coursebook is part of a flexible suite of resources revised for examination from 2022 and provides a range of enquiry questions such as practical activities, group work and debate questions that develop 21st century skills. It is written to support English as a second language learners with key command terms, key words, accessible language throughout and glossary definitions in context throughout the text.