In accordance of the status quo of Building Architecture teaching in Suzhou University of Science and Technology,this paper analyzes some common problems in the teaching,and also the contradiction between course characteristics and traditional teaching approach,that is,the course demands a stronger space imagination,and a stronger planar graph reading and mapping ability,while current teaching methods are monotonous.The author discusses the application of digital technique in the course teaching by means of virtual recurrence of methods and processes of house construction.