Although we guide the children to be independent and let them do work that he can do. But,do look for opportunity to build up friendship. That is where a special circumstances that you can do for others, that is helping. At the same time, the other party can feel the sense of appreciation and love from his friend.
Instead of saying, “(name), you go and help.”
You may say, “(Name) is in a urgent, may be anyone of you can help him (do something) ?”
I think help is not by direction but is by voluntary.