The book contains only four chapters. The chapters in order are Fundamentals of Computer, Algorithms and Flowcharts, Scratch and Cyber Security _ Each chapter has been broken down into easily readable sessions and a session has additional subtopics. The matter that has been written is age-appropriate, and language is kept simple. The chapters in the book have been divided into the following parts: (a) Introduction: It Introduces you to the topic of the chapter It also tells you what you will leam through the various topics covered in the chapter. (b) Sessions: It contains relevant Information on the session headings. The knowledge developed through sessions will enable you to perform catam activities. (c) Self Assessments: At the end of all topics under a session heading, Self assessment is included to evaluate the knowledge of the learners. It comprises Multiple Choice Questions, Answer the following questions and Activity zone. (d) Exercises: At the end of each chapter, Exercises are included to test the understanding of the matter read over the various topics. This section consists of Multiple Choice Questions, Fill m the blanks, State tme or false, Answer the following questions, Application based questions and Activity area. We hope that this book will meet the needs and requirements of the students and teachers as laid down in the syllabus. Any suggestion for ?uther improvement of the book Will be most welcomed.