Welcome to the exciting world of computers! This book, designed for students, is an engaging and comprehensive introduction to computer science. Our goal is to spark curiosity and provide a strong foundation in computer literacy, preparing young minds for a future where technology plays a central role. In today's world, computers are everywhere. From schools and homes to offices and shops, they have become an integral part of our lives. Understanding how computers work and how to use them effectively is crucial for success in almost every field. This book aims to make learning about computers fun and easy for young students. This book is structured to introduce students gradually to the world of computers, ensuring that they understand each concept thoroughly before moving on to the next. Here’s a brief overview of what you will find in the chapters: We begin with the basics, answering the fundamental question: What is a computer? Students will learn about the various types of computers and their uses in different environments. This chapter introduces the physical parts of a computer. Students will learn about input devices like the keyboard and mouse, output devices like monitors and printers, and the central processing unit (CPU) which acts as the brain of the computer. Here, we explain the difference between hardware and software. Students will be introduced to system software and application software, learning how software enables hardware to perform useful tasks. Students will learn about operating systems, the essential software that manages all hardware and other software on a computer. This chapter covers basic functions and navigation tips. This chapter introduces the basic concepts of programming in a simple and engaging way. Through fun activities, students will develop logical thinking and problem-solving skills. We cover the use of common applications such as word processors and drawing programs. Students will learn to create and save documents, use basic editing tools, and enjoy creating their own art digitally. As students begin to explore the internet, it’s crucial to teach them how to stay safe online. This chapter covers important tips on how to use the internet responsibly, avoid sharing personal information, and recognize potential online dangers. Proper computer care and etiquette are essential skills. Students will learn how to maintain their devices, use computers responsibly, and follow good practices to ensure a healthy and productive computing environment. Our approach combines theoretical knowledge with practical activities to make learning enjoyable and effective. Each chapter includes illustrations and diagrams to help students visualize concepts, hands-on activities that reinforce learning, and review questions to assess understanding and retention of the