This article examines the process of institutionalization and the conditions of possibility of the Sciences of Education in Colombia in the period 1926 - 1954. It presents some changes and transformations which they produced inside pedagogical knowledge.  It presents some hypothesis on the origin of the discourse in our pedagogical practices. It concerns to us, children of the sciences of education to make reflections and researches about them in order to approach the understanding of the Sciences of Education in our contemporaneity.