The present work is performed in the line of research of them technologies of the information and them communications applied to it education, and has the objective of develop a characterization of those interactions that is dan between them students of the grade ninth of it institution educational La Estancia San Isidro Labrador in it network social Facebook from them elements basic of the learning collaborative. The research is carried out in the following way, is done initial textual review of those works that contribute to the observance of the incorporation of social media in classroom work from collaborative learning.Subsequently is elaborates a conceptualization of what is understands from the theory by learning collaborative, their features, the incidence of them technologies of the information and the communication in it education and it relevance of them networks in it education. Then addressed the virtual ethnography as research design, is a description of the stages that compose it and the data collection instruments. Then the sections that display the research develop, the first part deals with the elements that underlie the interactions of the collaborative learning on Facebook in ninth graders of the institution, in second instance is an analysis of the interactions of students in the social network and finally is a pedagogical strategy supported by the social networking site Facebook in the dynamics of collaborative learning