The Implement of Researching Subject of Chemistry Teaching in Network Circumstance;

In order to make the current computer science teaching model at vocational colleges meet the demands of innovation-oriented education in the knowledge-economy era,this paper,guided by the constructivist theory and based on theory of new teaching reform,discusses the theory and practice of project-exploration teaching model in teaching computer science at vocational colleges.

By contrasting the following two instructional evaluation methods—porfolio assessment and traditional examination, this article summerized the characters and the important functions of the first method; at the same time, it resumptively discussed the significance and features of the theme study curriculum.