1, first draw a mind map. Our paper should be placed horizontally, which will be more convenient for drawing and more conducive to the expansion of branches.

2, distinguish between primary and secondary, branch thickness to grasp. The main branches should be thicker and the colors should be filled in. The secondary branches are finer, and the progressive relationship of information can be clearly seen. Bring the ending of the library adventure into.

The first line should be drawn from the upper right corner. Draw branches clockwise. The left one should be drawn from the lower left corner. This conforms to the reading habits of the brain and is easy to remember.