In architectural education, design geometry course is usually given to first year students in order to improve the students' ability of 3-dimensional perception, thinking and solution. In some countries in the world, it is known that this course is also included in the secondary education level more than 100 years. In the 1880s, there were already 14 Realschules, where descriptive geometry was taught in Czech . The school-leaving exam in descriptive geometry was obligatory at Realschules (from German) since the 1870s . In Turkey, in some architectural students are encountering with the course of Descriptive Geometry in architectural education for the first time.