1. Onion math courses are completely synchronized with school textbooks. There are many kinds of teaching materials, such as People's Education Edition, Beijing Normal University Edition and Jiangsu Education Edition, which can be used by students in different regions. Euler mathematics pays attention to the systematicness and depth of mathematical knowledge.
2. The video content of onion mathematics is interesting and easy to understand, short videos can grasp the key points, and the teaching style is conducive to understanding. Euler's mathematics is very difficult. So onions are good at math.