1. Theories and methods of mathematics education: This kind of books can help mathematics teachers to know the latest teaching theories and methods and improve the teaching effect. For example, principles of education, educational psychology.
2. Mathematics textbooks and teaching AIDS: In order to teach students better, mathematics teachers need to be familiar with all kinds of mathematics textbooks and teaching AIDS. For example, "High School Mathematics Textbook" and "Junior Middle School Mathematics Teaching Assistant" and so on.
3. History and philosophy of mathematics: Understanding the history and philosophy of mathematics can help mathematics teachers better understand the essence and development process of mathematics, thus teaching students better. For example, history of mathematics, philosophy of mathematics.
4. Math popular science books: These books can help math teachers expand their knowledge and improve their scientific literacy, thus teaching students better. For example, the beauty of mathematics and the world of mathematics.
5. Mathematics research papers and monographs: Mathematics teachers can learn the latest research results and frontier fields by reading mathematics research papers and monographs, so as to improve their academic level. Such as mathematical research methods and advanced algebra.
In short, books suitable for math teachers should be comprehensive, including educational theories and methods, teaching materials and teaching AIDS, as well as historical philosophy, popular science books, research papers and monographs. Only in this way can we help math teachers improve their teaching level and academic level in an all-round way.