In order to improve the teaching effect of civil engineering materials course, the path and mode of teaching content reconstruction based on scientific research resources were explored. Taking the strength of cement concrete as an example, the teaching content is reconstructed with scientific research results, the students are encouraged by scientific thinking, and the competitiveness of students is trained by scientific research. Practice shows this research-reconstruction-expansion trinity teaching method can promote both research and teaching, and provides an effective way for the cultivation of innovative talents.