Cognitive behavioral therapy (CBT) is a structured, cognition-oriented short-term psychotherapy method, which can solve the existing problems of bad cognition and behavior. It is mainly used to solve the existing anxiety, depression and other psychological diseases as well as psychological problems caused by cognitive impairment. The focus is on the children's bad cognition. Through their special cognitive beliefs and behavior patterns, they can find solutions to their bad cognition, mistakes or loneliness, thoughts and behaviors without help. Therefore, we need effective cognitive behavioral interventions.