Mechanisms: Kinematics and Dynamics, Theory and Applications　provides a comprehensive exploration of kinematics and dynamics, organized into three distinct parts. The first part, "Fundamentals of Kinematics and Dynamics," initiates readers with essential concepts such as vectors, position vectors, and planar motion of rigid bodies. It progresses to discuss relative motions of points on bodies and between bodies, offering a solid foundation for understanding the subsequent chapters. The second part, "Kinematics of Linkages," investigates linkages' intricacies, addressing degrees of freedom, inversion mechanisms, graph theory, and the theoretical and mechanical aspects of contact between bodies. A detailed analysis of position, velocity, and acceleration for various linkages, offers practical insights into four-bar linkages, slider-crank mechanisms, and multi-link mechanisms. The inclusion of graphical analyses enhances the reader's understanding. The book then transitions into dynamics in Part III, covering the kinetics of mechanisms and mechanical motion transformers. The final part, "Application and Optimization," extends the theoretical knowledge to real-world applications, addressing special machinery, car suspension, and the design aspects of position, velocity, acceleration, force, jerk, and multi-link systems Exercises provided at the end of each chapter enhance practical understanding, making it a valuable resource for students and professionals interested in mechanical systems, motion transformers, and dynamic analysis.