Let the boss take care of the penis together. This process can not only enhance each other's feelings, but also enable family members to jointly create value and give children a sense of accomplishment, belonging and value. "Older children play an important role in caring for younger children. The process of raising children is actually an emotional interaction, which can strengthen the emotional connection between children. When taking care of younger brothers and sisters, older children can improve their sense of responsibility and correct their behavior; At the same time, it also provides an example for children, stimulates their initiative and enthusiasm in learning, and forms a benign interaction between children in mutual promotion and influence.