First, it helps to grasp the difficulties, key points and main methods, to review the teacher's ideas after class, to master scientific thinking methods and to deepen the understanding of classroom teaching content.

Second, it is helpful for eyes, ears, brain and hands to cooperate closely and coordinate activities, and cultivate and improve their abilities of perception, memory, thinking, writing and shorthand.

Third, it helps to write down the knowledge summarized by teachers, accumulate a lot of valuable information, and make the learned knowledge systematic and orderly.

Fourth, it helps to concentrate classroom listening and improve learning efficiency and quality.

Of course, in the review, the notes should be supplemented regularly. The process of sorting out notes is a process of analysis, induction, synthesis and logical thinking, which is not only conducive to the systematization and theorization of knowledge, but also conducive to consolidating memory and cultivating self-learning ability.

In a word, it is a long-term job for students to take notes in history class. On the one hand, teachers should be induced slowly, on the other hand, students should consciously develop the habit of taking notes themselves. When taking notes, we should highlight the key points and be clear at a glance, so that classroom notes can really become a powerful assistant for students to review their lessons in the future.