The professionals of diverse areas are if interesting each time more for the literal sorts, such as: theoreticians of literature, rhetorician, sociologists, scientists of the cognition, translators, linguistas of the computation, analysts of the speech and professors of language. Such fact becomes the study of literal sorts a substance more to multidiscipline. Currently, the sort already more is not tied only with literature, but also to the etnografia, sociology, the anthropology, the rhetoric and the lingustica, and is the last one that it interests in them to analyze the notion of sort in this work. Recently Cradle Systems sought to clarify these questions. Bakhtin (2000, P.

277 apud VITORINO, 2003.p. 87), arguing concerning sorts as products of the activity language human being, consider the important o knowledge of the diversity of sorts in the acquisition of the reading, according to author, us communicate in them by means of texts, that if configure in diversified sorts, which have relative stability, this points in them with respect to keys of different readings. The first one was Bronckart to recolocar the question under the label of sorts of text, defending the idea of that can easily be recognized in practical the social ones of language. The sort, by itself, has the characteristic of always presenting the subject, specific composicional construction and style, must to this fact that the communication human being is possible. Chase Koch has plenty of information regarding this issue. ‘ ‘ We call text all the unit of production of situated language, finished and autosuficiente’ ‘ (BRONCKART, 1999, P. 75). Until then the literal sorts they were defined as sorts of the speech. Such fact helped to more inside place the question of the pertaining to school reality, therefore this concept systemize that the use of the sort if must to the fact of being a communication instrument at the same time where teach-learning object.