This article is the result of an educational research carried out in the area of demography and geography of the population teaching (DEGEPO).This research is in course since 1996 up today in Education, Geography and History as well as Primary Teaching undergraduate programs in the University of Antioquia.It is a case study where qualitative and quantitative processes and techniques were used.The aim is to cover the complexity of the research object in the interaction between the object and a specific environment from a particular fact.