2. You are seven years old this year depicts a nobody. The child who just left kindergarten entered the primary school and began his real campus life. These bits and pieces are recorded in the book, so that children can sing in reading.
3. One hundred thousand whys has influenced teenagers' popular science books for generations, and it is also one of the 10 good books that 7-year-old children must read. From the periphery to the vast universe, it has solved children's endless curiosity and opened up a broader vision. The dream of many children is to be a scientist, invent everything and be influenced by it.
4. The Wolf Without Tail is a children's literature work created by the famous writer Yang. The published book "Ma Xiaotiao the Naughty Boy" has been turned into an animation, which tells the story of a wolf without a tail and a fox with a tail. There are some simple truths in this interesting story.