This workbook is designed as an introductory course in Creo Parametric for mechanical engineers and is very well suited for self-study. Creo Parametric is a professional 3D CAD software for designing parts and assemblies. The current edition is based on Creo 3.0 and includes common beginner mistakes at the beginning of each chapter to help avoid them. At the end of each small learning unit, there is always a CAD result image, allowing for direct verification of learning success. The book is also ideal for career changers and trainees. Additional supplementary material can be downloaded.