| With the development of education, education action research has already become an integral part of Teacher education. Teacher action research is a special form of problem-solving during the teaching process. It is significant for advancing the professional accomplishment of teachers. Meanwhile, it is also an important way for the teachers'professional development.With the aim to study the teaching content about "the structure and function of plant cell" in middle school basic biology theories about "cell is structure and function of life's basic unit", with the guiding of education theories and according to the standard requirements of the New Curriculum, this paper carries out three turns of circular action research by implementing the education action research method which integrates theory and practice, and puts problem—solving in the first place. That is teaching practices for three times through the pre-class design, class implementation, after-school reflection, constantly improve the process of instructional design. The results show that only the development of students as the instructional design starting point and foothold, can achieve better teaching results. |