This book is designed to accompany the Cambridge IGCSE and O Level Computer Science coursebook, following the updated Cambridge IGCSE Computer Science syllabus 0478, effective from June and November 2016. It is an excellent resource for students and teachers aiming to learn and teach Python programming. The book introduces and develops practical skills, starting from simple concepts and progressing to more complex challenges. It covers how to approach coding problems using structure diagrams, flow charts, and pseudocode, and provides full Python programming solutions to the tasks presented.