I think Euler's junior high school mathematics course is a comprehensive and professional mathematics learning resource, which is worthy of parents' trust. It covers all the knowledge points of junior high school mathematics, and the content is rich and detailed, which can help students master mathematics knowledge better.

However, Euler's junior high school mathematics course is more difficult, which requires students to have a certain mathematical foundation to keep up with the teaching progress.

If you have a strong interest in mathematics and want to solve practical problems by studying mathematics, then Euler junior high school mathematics course may be a good choice.