So far there is no clear and comprehensive standard of children’s mental health, because different experts define mental health from different angles, domestic scholars believe that the standard of children’s mental health includes normal intelligence, good emotions, interpersonal harmony, adaptability to the environment, and integrity of the personality and so on. Domestic scholars mainly believe that the criteria of children’s mental health include: ① Normal intelligence, children are able to make normal responses to daily life, including average intelligence and extraordinary intelligence. ② good mood, children with normal curiosity, often maintain a pleasant, cheerful, confident mood. (iii) Interpersonal harmony: the child is able to establish normal interpersonal relationships with other people in the outside world and make friends. ④Adaptation to the environment. ⑤ Personality integrity, with no obvious defects or deviations between the various elements of personality. Mental health in childhood requires a scientific and rational arrangement of learning, which can cultivate and stimulate children’s motivation, interest and strong will to learn, cultivate the personality of love of work and willingness to help others, and from which they can learn interpersonal communication, develop friendship and responsibility. It is also a way to learn about interpersonal communication, develop friendship and responsibility, and cultivate children’s creative thinking. Children with abnormal psychological conditions should consult a psychiatrist in a timely manner.