This book is a Python primer for elementary school students of appropriate difficulty that is easy to learn and understand. It uses language that children are familiar with and multiple simple and fun programming cases to pique their interest in learning and exploring technology. The book centers around programs and puts less emphasis on syntax. It has 11 chapters, covering input and output of Python, data types, basic selection and loop structure, functions, object-oriented programming, turtle drawing, binary and GUI programming. The content is rich and comprehensive, with word lists and reflection questions at the end of each chapter to help readers deepen the knowledge and skills they have learned.