Various topics: There are various types of topics in the elite new classroom of junior high school mathematics Beijing Normal University Edition, including multiple-choice questions, fill-in-the-blank questions and thinking expansion questions, which are conducive to students' practice after class and improve their ability to do problems.

Moderate difficulty: This teaching aid book for the elite new classroom of junior high school mathematics Beijing Normal University Edition is moderately difficult, and the topic should not be too simple, so that students feel that it is not difficult or too difficult, so that students have no way to start, and the difficulty of doing the problem can be controlled, so that students can do it smoothly and have challenges.