The book "Theory of mechanisms and machines: Methodical instructions and assignments for the course project for students of engineering specialties", created by the team of authors, is an indispensable manual for students studying mechanical engineering This publication not only highlights key aspects of the theory of mechanisms and machines, but also offers practical tasks that will help to consolidate the knowledge gained and develop design skills. In today's world, where technology is developing at an incredible speed, understanding the basics of mechanics and machine design is becoming critical for future engineers. The book offers the reader a deep dive into the theoretical foundations as well as practical aspects of the design and analysis of mechanisms. It examines the main types of mechanisms, their classification, principles of operation, as well as methods of calculation and design. Each chapter contains guidelines that will help students not only learn the material, but also apply it in practice. This book will be especially useful for students of technical universities studying at the faculties of mechanical engineering, as well as for those who are interested in engineering and want to deepen their knowledge in the field of mechanics. It is suitable for both beginners and more experienced students who seek to improve their skills. Due to its accessible presentation language and clear structure, the book will be an excellent assistant in preparing for course projects and exams. The topics raised in the book cover a wide range of issues related to the design and analysis of mechanisms. The authors emphasize the importance of understanding the dynamics and static stability of mechanisms, as well as the influence of various factors on their work. The book also discusses modern methods and tools used in design, making it relevant for students seeking to be one step ahead in their profession. The style of the authors is distinguished by clarity and logical presentation, which makes the material accessible to perception. The team of authors includes experienced teachers and practicing engineers, which allows creating a synergistic effect between theory and practice. Their previous work is also noteworthy, as they cover various aspects of mechanical engineering and mechanics, which confirms their high level of expertise. The theory of mechanisms and machines will become not only a textbook, but also a reference book for anyone who wants to deepen their knowledge in the field of machine design. It will help students not only successfully cope with course projects, but also prepare them for future professional activities. If you are looking for a high-quality and up-to-date manual on the theory of mechanisms, this publication will become your reliable companion on the way to success in the world of mechanical engineering. Do not miss the opportunity to expand your knowledge and skills with this book. It will become your faithful assistant in studies and professional activities, opening up new horizons in the world of engineering.