This paper aims at understanding the Characterics of Architectural Education Methodology in Hannes Meyer's Bauhaus. Through the analysis of his Bauhaus curriculums, writings and works, especially Co-op designs and buildings, this paper investgates the problems caused by functionality, diagramic organization of modern life and sociality, and grasps the meaning of his works. Meyer realized the possibility of Bauhaus education system resulting from mechanical and technological progress, and pursuited the architecture for the proletarian masses. According to analysis, functionality and critical sociality were adopted to criticize bourgeosie humanistic architecture, it reveals Hannes Meyer's architectural Avant-garde strategy.