Because its content and form are suitable for children's cognitive characteristics and learning ability. Moreover, World Illustration is a book that introduces countries, regions, cultures and customs in the world. It introduces people and things around the world to children through simple words and interesting illustrations, so that they can understand the world in a happy atmosphere, thus stimulating their curiosity and interest in learning.

The content and painting style of world illustrations are relaxed and pleasant, which is suitable for children's cognition and learning. At the same time, introducing information about cultures and customs around the world through illustrations and texts can also help children broaden their horizons and cultivate their intercultural communication skills. Therefore, the world map is widely used in preschool education.