The Internet of Things (IoT) is a network of physical objects embedded with sensors, software, and connectivity, enabling them to collect and exchange data. It revolutionizes the way we interact with our surroundings by connecting devices and allowing them to communicate over the Internet. If you want to dive deeper into the fascinating world of IoT, then this book is for you. This book is a comprehensive book that introduces you to the world of IoT. It covers the definition and vision of IoT, provides an overview of the conceptual framework and technologies behind it, and presents various examples of IoT applications. The book also delves into the hardware components used in IoT, such as sensors and actuators, and explores embedded platforms like Arduino and Raspberry Pi. Furthermore, it discusses programming with Arduino and highlights design principles and network communication aspects of IoT. The book concludes by addressing the challenges and real-life applications of IoT, including smart cities, healthcare, and home automation. By the end of the book, you will possess the knowledge necessary to navigate the complex and ever-evolving IoT landscape.