Mind mapping is an effective graphic thinking tool to express divergent thinking. It uses the skills of paying equal attention to pictures and texts, and uses the hierarchical diagram of mutual subordination and correlation to express the relationship between themes at all levels, and establishes the memory link between theme keywords, images and colors.

How to arrange the mind map of the second volume of mathematics in the fourth grade of primary school? Mathematics in the fourth grade is still in the basic stage, and how to lay a good foundation is something that parents are more worried about. How to help children prepare better and more efficiently? It is a good method to organize a complete knowledge frame diagram through mind map. Let's take a look at the mind map of the second volume of mathematics in the fourth grade of primary school.