This workbook aims to present the essential legal concepts of private law in an intuitive, simple, and direct way. It uses concept maps to graphically explain the summary of each topic. In addition, it includes practical cases that can be used to delve deeper into the concepts covered, depending on the level of complexity required in each subject. It is, therefore, a workbook that can be used by teachers and students from various degree programs as a way to facilitate meaningful learning of law.