084 Look, she understood.

After a short break, Li Zheng opened up a brand-new set of hardcore chemistry study materials—

The "Gao Miao" series.

Fully titled "Higher and More Marvelous College Entrance Exam Chemistry Ideas and Methods".

Ordinary people wouldn't need this.

These are high-end study materials used for exceptional breakthroughs after mastering the entire subject knowledge.

This series, refined by renowned teachers, offers a fresh reorganization of the entire subject,

Li Zheng immersed himself in these new ideas and, in just half an hour, had finished an entire book.

Upon closing the book, he was eager to try out some tough problems.

Unfortunately, his vitality value had also hit rock bottom.

He then checked his subject score.

[Chemistry: 145→153↑]

8 points.

Barely satisfactory.

But at this level, to improve by that much in one go was quite something.

Next, he was 47 points away from becoming an Earth Demon.

Thinking of this number, Li Zheng couldn't help feeling uncertain.