First, between children and adults, he has a self-awareness awakening, hoping to do something independently through his own judgment and get some recognition, but he has not fully developed into an adult stage, so he often has some conflicts with adults, and then he shows rebellion. Children may have many different ideas from adults, and it is very easy to rebel with adults and realize the awakening of self-awareness.
Second, children may have some independence enhancement during this period, hoping to carry out some operations independently and make some judgments and decisions.
Third, emotions are relatively delicate and complicated, which is different from adults and children.