The book “Introduction to Physics” by Alexander Isaakovich Kitaigorodsky is not just a textbook, but a real journey into the mysterious and amazing world of nature, revealing the secrets of the reality surrounding us. This book is intended for those who want to understand the basics of physics, but are not afraid to immerse themselves in complex concepts and seek answers to the most important questions about how our world works. It combines clarity of presentation, a deep scientific approach and a lively description of phenomena, which makes it especially attractive for a wide range of readers - from students and schoolchildren to inquisitive adults seeking to expand their knowledge. “Introduction to Physics” by Alexander Isaakovich Kitaigorodsky is not just a textbook, it is the key to understanding the fundamental laws of nature. The author, known for his ability to explain complex ideas in simple and accessible language, leads the reader along the path of discovery, starting with the most basic concepts and gradually moving to more complex topics. The book examines in detail such important sections as mechanics, thermodynamics, electromagnetism and quantum physics, with each chapter saturated with living examples, illustrations and tasks that help to consolidate the material and develop analytical thinking. This book is especially suitable for students starting to study physics, as well as high school students ready for in-depth immersion in the subject. It is perfect for those who are interested in nature, technology and scientific discoveries, as well as those who are looking for an accessible and logical explanation of complex physical phenomena. Thanks to its clear structure and consistent presentation, “Introduction to Physics” helps to form a solid knowledge base that will become a reliable support for further study of science and even for professional activities in the field of engineering, science or technology. What makes this book especially valuable is the author's ability not only to explain physical laws, but also to show their practical significance and connection with our daily lives. The book raises current topics such as energy, motion, electromagnetic waves and quantum effects, making it a modern and in-demand tutorial. Kitaigorodsky skillfully combines theory with practical tasks, which allows the reader not only to understand how the world works, but also to learn how to apply knowledge in practice. The author’s style is a special combination of scientific rigor and a lively, fascinating narrative. His books are distinguished by clarity and logic, as well as the ability to hold the interest of the reader throughout the work. Alexander is known for his ability to turn complex topics into comprehensible and fascinating stories, which makes his books popular among those who seek not only knowledge, but also the pleasure of the learning process. His other well-known works, such as Physics for Beginners and Fundamentals of Modern Physics, confirm his skill in explaining complex concepts in simple and accessible language. In general, “Introduction to Physics” by Alexander Isaakovich Kitaigorodsky is a book that deserves to take a place on the shelf of everyone who wants to understand how our world works and discover the amazing world of physical laws. This is not just a textbook, but a guide to the world of science, which inspires and motivates further study, awakening the reader's curiosity and desire to learn more about the nature, space and technologies of the future. If you’re looking for a book that combines scientific accuracy, live storytelling, and practical utility, An Introduction to Physics will be an indispensable help and inspiration for you.