This paper deals with the debate about the development of the Brazilian educational film project from its diffusion in the magazine Cinearte between the years 1926 and 1932. The subject and object are studied in the context of renewal of the pedagogical ideas in the First Republic, the fruit of the New School movement and the Manifesto of the Pioneers of Education and supported by the pillar of the characteristics peculiar to modernity, thread that permeates all the writing, drawing a picture sensitivities of existing and new experiences in society. Leafing through seven years of weekly publication of the magazine We checked that, in addition to record the history of cinema and education, Cinearte answers one of the main issues that has permeated our research, namely the hypothesis that the design of educational cinema found in the Journal Cinearte an important forum for discussion, which helped strengthen its elaboration and diffusion in Brazil. We note the contribution of Cinearte for propagation of ideas that surrounded the pedagogical discussions of his time, facilitating the dialogue between intellectuals and political power. We seek to understand the close relations established between those who wrote in Cinearte, other intellectuals of the time debating the issue educational cinema and members of government. We believe that the convergence of these relations, he moved the implementation of policies that favored the educational film with a law-oriented theme.