It has many advantages, such as convenience, quickness and flexibility, which expands our knowledge and gives us a space to travel. Its appearance has changed people's traditional way of thinking and given us great help in life.

You can receive a letter from Wan Li in a few seconds, and you can get all kinds of delicate information from all over the country in the shortest time.

4. Learn more knowledge through the distance education network run by various schools.

5. It can promote the personalized development of teenagers. To eliminate psychological barriers, you can talk to netizens without scruple and reduce the psychological pressure caused by the burden of schoolwork.

Extended data:

In addition to the mathematical definition, the network also has a specific physical meaning, that is, the network is an abstract model from a certain kind of practical problems. In the computer field, the network is a virtual platform for information transmission, reception and sharing. Through it, the information of various points, surfaces and bodies is linked together, so as to realize the sharing of these resources. Network is the most important invention in the history of human development, which has promoted the development of science and technology and human society.

Before 1999, people generally thought that the network structure was random. However, people didn't realize the complexity of the network until Barabasi and Watts discovered the scale-free and small-world characteristics of the network in 1999 and published their findings in the world-famous magazines Science and Nature respectively.

With the help of software tools such as text reading, picture viewing, audio and video playing, downloading and transmission, and game chatting, the network will bring people extremely rich life and beautiful enjoyment from the aspects of text, pictures, sound and video.