This paper is a descriptive study, it reports a type of experiment carried out by academics/researchers/Indigenous teachers in the teaching of indigenous languages at the Universidade de Brasília—UnB, through the discipline “Indigenous Languages and their Diversity” offered by the Programa Permanente de Extensão UnB Idiomas (permanent program of extension UnB-Idiomas). The goal is to show paths, challenges, advances and perspectives of this experience that began in 2018 at UnB. From the reports of the actions we identified that the paths are arduous, there is no progress and there are many limitations and challenges in the discussion and teaching of indigenous languages at UnB.