The book "Design of mechanical gears" by the authors Chernavsky, Itzkovich and Kiselev is a unique and in-depth study in the field of mechanics, which will be especially useful for both students and practicing engineers. This edition is not just a tutorial, but a real encyclopedia of knowledge covering all aspects of mechanical gear design, from basics to complex calculations and practical examples. The book focuses on mechanical transmissions key elements that enable the transfer of movement and moment from one mechanism to another.. The authors carefully consider various types of gears, including gears, belts and chains, as well as their application in various industries. The reader will be able to learn about the principles of these mechanisms, their advantages and disadvantages, as well as about the methods of their design and optimization. This book will be an excellent choice for technical students, graduate students and young professionals seeking to deepen their knowledge in the field of mechanics and mechanical engineering. It will also be of interest to experienced engineers who want to update their knowledge or find new approaches to design. If you are passionate about topics such as mechanics, robotics, automation or mechanical engineering, this publication will become an indispensable assistant for you. One of the key topics raised in the book is the importance of accuracy and reliability in the design of mechanical gears. The authors emphasize that even minor errors during the design phase can lead to serious consequences in the operation of the mechanism. In this context, the book offers the reader not only theoretical knowledge, but also practical recommendations for calculations, selection of materials and manufacturing technology. The style of the authors is distinguished by clarity and accessibility of presentation, which makes complex technical aspects understandable even for those who are just starting their way in this area. Chernavsky, Itzkovich and Kiselev use many illustrations, diagrams and examples from real practice, which helps the reader to better assimilate the material and apply it in practice. This makes the book not only useful, but also interesting to read. In addition, the authors share their experience and knowledge, which gives the book special value. They focus on current trends in the design of mechanical systems, including the use of computer simulation and automated design systems, which makes the publication relevant in the context of rapidly developing technology. If you are looking for books on mechanics, design or mechanical engineering, “Mechanical Gear Design” will be a great addition to your library. This edition will not only expand your knowledge, but also inspire new ideas and projects. Readers interested in works such as "Mechanics" L. D. Landau or "Basics of Machine Design" B. and . They will find in this book a lot of common and useful .. In conclusion, “Mechanical Gear Design” is not just a textbook, but a real find for anyone who wants to better understand mechanical systems and learn how to design them. This book will be your reliable companion in the world of mechanics and will help you reach new heights in your professional activities. Do not miss the opportunity to enrich your knowledge and skills by immersing yourself in the fascinating world of mechanical gear design!