Historically, concept map is a teaching skill put forward by Novak of Cornell University according to Ausubel's meaningful learning theory. ? Mind mapping was first put forward by Tony, an Englishman, in the 1960s. A note-taking method created by Bazin.

From the point of view of knowledge representation, concept map can create a clear knowledge network, which is convenient for learners to master the whole knowledge structure. ? Mind mapping presents a thinking process, which can clarify the thread of thinking and help yourself or others review the whole thinking process.

From the perspective of creative method, concept map is to list all concepts first, and then establish the relationship between concepts. ? Mind mapping starts with a major concept, and with the deepening of thinking, it gradually builds an orderly mind mapping.

From the application field, it is the improvement of teaching effect from the beginning to the present, initially as an evaluation tool, and later as a teaching and learning strategy. Mind mapping is mainly used for taking notes, preparing reports and writing papers.

Concept map and mind map are the main forms of knowledge visualization and teaching application.

As a teacher, according to the actual situation of teaching, it is a good picture to realize the goal map effectively.

How to use visualization method to make it serve teaching is the focus of teaching.