New Thinking contains many strange questions and topics to explore. A person suitable for thinking.

"New Helper" is a complete course of Orsay and is not recommended to you.

The "new method" is not bad, with the original Olympic math questions and some examination questions;

The answers of the three books are not detailed, but there is a process, which is good in the counseling book.

These three books are all for junior high school students.

I used "New Helper" as a tutorial for self-study.

"New method" exercise. The effect is good

It not only ensures the mathematical problems, but also develops in the competition.

In addition, the physics of this department is actually very good.

I'll recommend you another book with many sayings-A Complete Book of Learning and Examinations. It is available in junior and senior high schools and in every subject.