A hundred thousand whys, the story of insects, two Wan Li under the sea, the unsolved mystery of China, the secret of how everything works, the British children's encyclopedia, how they work, 100 examples of science changing human life, the invisible forest, the illustrated world-national geographic series and so on.

1. A Brief History of Everything is a popular science book related to the development of modern science, written by American writer bill Blethen. In this work, the author shows us many interesting stories in the development of human civilization since BIGBANG with very humorous style and very popular language.

2. British children's encyclopedia, a popular science book, with very beautiful pictures. In addition, in this book, all kinds of scientific knowledge are presented in very interesting ways, which is very readable for children.

3. The scientific contents involved in the British Children's Encyclopedia are not only related to daily social life, but also related to the development of transportation, as well as the popularization of scientific industry and biological knowledge.

4. Pupils love reading-Life Museum: a book published by Harbin Publishing House in 2009. The writer is a learning-oriented China Reading Engineering Teaching and Research Center. This set of books focuses on answering many questions that children will encounter. I hope this set of books can broaden your horizons, exercise your thinking, accompany you to grow up all the time, and relieve your confusion.