Talk about the classification of children's novels according to different standards.

Answer: According to different standards, children's novels are divided into different categories: from the perspective of narrative method, children's novels can be divided into first-person novels and second-person novels; from the perspective of length, children's novels can be divided into They are divided into short stories, novellas, and novels; from the perspective of themes, children's novels can be divided into historical novels, real life novels, scientific knowledge (science fantasy) novels, thrilling detective novels, and animal novels.