This series is for the Cambridge International AS & A Level Computer Science syllabus (9618) for examination from 2021. Developed by an experienced author and examiner team and written for the international learner, this cours provides students with a structured and progressive guide to the theoretical and practical skills required by the syllabus.With an emphasis on developing computational skills, this resource helps build students' confidence in using a range of technology and programming languages.Detailed descriptions of concepts are reinforced with exercises, discussion points, and reflection questions with exam-style and past paper questions.Answers are found within the teacher's resource.