The discussion on the general knowledge and progress of the current research of"preconcept''has become more mature in the past 30 years. The study on preconcept will help us in better teaching and learning. Preconcept will be barriers of learning a new concept of scientific for students if the teacher, who is in the dominant position of teaching activity, does not guide well. On the contrary, Preconcept can also become a "growth point", if properly guided.The range of political teaching in the middle school is relatively small, so it's better for the teachers to use some targeted strategies. Teachers are usually busy with daily teachings and have little time in reading literature; therefore they hope professionals and scholars can establish the norms of preconcept of core concept of some major subjects so that they can design more targeted teaching plan.Combining the curriculum reform of political teaching in middle school, based on the discovery of the cause and characteristics of preconcept in teaching process, introducing what constructivism is and how it explains about preconcept , this paper shows preconcept is typical in supporting construct of political teaching. Meanwhile, the author gives out his/her own views and suggestions on how to get the Preconcept from the students and how to improve course design by analyzing the factors which affect the students'construction on knowledge. How to compare and differentiate the three trees makes the entire process of teaching. This article is intended to explore how the preconcept affects the growth of different trees. |