When a child (tell ) he is "uncool",he may say he doesn't care, and even act in ways that are opposite of "cool" purpose. But these are simple ways to deal with (sad) by pretending(假装) it's not there.
(help) a child feel better in school has to be careful. If a boy is having trouble (make) friends, the teacher can help him. The teacher can arrange(安排) things
that he has chances to use his abilities to do things for class. This is how the other children learn how to value his good (quality) and to like him. A teacher can also raise a child's popularity in the group by showing that he (value) that child. For example, let him be a partner with a very popular child in activities, etc.
There are things that parents can do at home, too. Be friendly when your child brings others home to play.you plan trips, picnics, movies and other shows, invite another child with whom your child wants to be friends.
What you can doto give him a chance to join a group that may be shutting him out. Then, if he has good qualities, he can start to build real friendship of his own.