Each library can be divided into 33 popular science books.

Popular science books are books that popularize science and technology. Refers to the use of natural language, that is, to convey the knowledge of natural science and social science to the public in popular words, to promote the application of science and technology, to advocate scientific methods, to spread scientific ideas and to carry forward scientific spirit.

Characteristics of popular science books:

Popular science books should be scientific, popular, interesting (readability), original, ideological and literary. Its characteristic is to spread scientific and technological knowledge, and at the same time, it should be interesting (readable), which is the basic characteristic to distinguish whether it is a popular science reading.

Benefits of popular science books:

1. Easy to understand, easy to understand, suitable for the general public to read, widely popularize scientific knowledge and common sense of life.

2. Improve people's knowledge literacy in all aspects.

3. Bring fun to people's lives, and many daily phenomena can be found in popular science books.