Abstract: Construction of ideological and political education in courses is an important way to implement moral education. This paper expounds the logic of carrying out the construction of ideological and political education in college courses from the three perspectives of solving the primary problem of education, the important guarantee of three-entire education and the important supplement of ideological and political curriculum education, summarizes the difficulties and causes of carrying out construction of ideological and political education in colleges from the perspectives of schools, departments, teachers and students, and establishes the mechanism and strategy selection of constructing ideological and political education in college courses through constructing four aspects: the joint guarantee system and mechanism of sharing out the work and cooperating with one another in ideological and political education in college courses, the promotion mechanism of ideological and political education team construction, the integration mechanism of ideological and political elements and specialized curriculum construction and the integration mechanism of ideological and political education and second class construction.