We are working with Cambridge Assessment International Education to gain endorsement for this forthcoming series. Reinforce learning and deepen understanding of the key concepts covered in the latest syllabus; an ideal course companion or homework book for use throughout the course. - Develop and strengthen skills and knowledge with a wealth of additional exercises that perfectly supplement the Student's Book. - Build confidence with extra practice for each lesson to ensure that a topic is thoroughly understood before moving on. - Ensure students know what to expect with hundreds of rigorous practice and exam-style questions. - Keep track of students' work with ready-to-go write-in exercises. - Save time with all answers available in the Online Teacher's Guide. Student Textbook Fourth edition (ISBN 9781510421684) Student eTextbook (ISBN 9781510420649) Whiteboard eTextbook (ISBN 9781510420656) Workbook (ISBN 9781510421707) Online Teacher's Guide (ISBN 9781510424197) Study and Revision Guide (ISBN 9781510421714)