Elementary Textbook of Physics . Fluctuations, waves, optics, atomic physics” by G. C. Landsberg is not just a textbook, but a real find for everyone who seeks to better understand the laws of nature and the physical phenomena that surround us in everyday life. This work covers the most important areas of physics, including vibrations, waves, optics, and atomic physics, and does so in an accessible and engaging manner, making it an ideal choice for both students and science lovers. Landsberg, known for his deep knowledge and ability to convey complex concepts in simple language, created a book that will become a reliable companion for high school students, university students, as well as for anyone interested in physics as a science. His style of presentation is clear and logical, which allows the reader to easily absorb the material and apply it in practice. The book is filled with examples, tasks and illustrations that make the learning process more interactive and exciting. The topics raised in this textbook cover a wide range of issues, ranging from the basics of oscillatory processes to complex aspects of atomic physics. The reader will be able to learn how vibrations and waves affect our perception of the world, how light works and what laws govern its behavior. Landsberg not only lists the facts, but also immerses the reader in context, explaining how physical phenomena are related to each other and how they affect technology and our daily existence. The book will be especially useful for those who are ready for independent study of physics. It will be an excellent help for preparing for exams, as well as for those who want to expand their knowledge in the field of natural sciences. Given that physics is not only a science, but also an art, Landsberg masterfully combines theory with practical examples, which makes the study of physics not only useful, but also fascinating. In addition, the "Elementary textbook of physics" can be an excellent addition to the library of any lover of science. The book inspires further study and research, encouraging the reader to ask questions and seek answers to them. It is ideal for those interested not only in physics, but also in related disciplines such as astronomy, engineering and even the philosophy of science. G. C. Landsberg is a name familiar to many who study physics. His works are distinguished by a high level of scientific reliability and deep study of topics .. Among other well-known works of the author can be distinguished "Course of General Physics", which is also popular among students and teachers. Landsberg has always sought to make physics accessible and understandable, and his Elementary Physics Textbook is a prime example of this approach. Thus, if you are looking for a high-quality physics textbook that will help you not only master the material, but also love this science, the book G. C. Landsberg will be a great choice . It will attract the attention of both students and teachers, as well as anyone who wants to deepen their knowledge in the field of physics. Do not miss the opportunity to discover the world of physics with this wonderful textbook!