Essential theoretical knowledge, comprehension exercises, self-assessment exercises and exam models accompanied by the corresponding key. The book, profusely illustrated, is a key tool for the entrance exams to University (LOGSE and older than 25 years). It will undoubtedly help to improve the knowledge of basic geometric constructions used in technical drawing, the ability to use the drawing tools for drawing basic geometric constructions, the basic knowledge of representation systems and techniques, the ability of spatial vision, defined as "the preparation needed to associate the flat figures obtained by projection, with the three-dimensional bodies they represent"; or the basics of standardized drawing .