1. Fold the paper vertically, then fold it into a quarter, then open it in half, then fold it horizontally and divide it into eight equal parts.

2. Now open the paper, fold it vertically and cut it in half along the horizontal fold line. Open the paper again, and there should be a gap in the middle of the paper (as shown in the picture).

3. Grasp both ends of the paper with both hands, and then push the paper to the middle along the creases with gaps.

4. Then put the two sides together, so that there will be a four-page book folded together.

The next step is to draw or write on a blank book.

Extended data:

Books refer to bound books and words, in a narrow sense, a collection of words, images and papers. Before the popularization of ancient paper in China, books were mostly made of bamboo baked by fire.

A book is a work that records all kinds of knowledge on certain materials with symbols such as words and pictures, clearly expresses ideas, and makes a book. They are important tools for spreading all kinds of knowledge and ideas and accumulating human culture. With the development of history, its writing style, materials used, binding forms and forms are constantly changing and changing.

The history of books is closely related to the development of writing, language, literature, art, technology and science. It can be traced back to the inscriptions on stones, wood, pottery, bronzes, palm leaves, bones, birch bark and so on.

The use of papyrus greatly promoted the development of books. Around the 30th century BC, Egyptian papyrus scrolls appeared, which was the earliest embryonic form of Egyptian books. The papyrus scroll is closer to the concept of modern books than the clay tablets of Sumer, Babylon, Assyria and Hittite.