Doing It Together

Adverb work well together
in harmony
Martial arts teachers work in harmony students. This balance is important for all parts of life.
Verb tell someone about something
sharing
Sugata Mitra put a computer in a hole in the wall and let children, who didn’t know any English or what the internet was, investigate. After two months, the kids learned pretty much all by sharing knowledge with each other.
Noun relation between two living things that depend on each other
symbiosis
Wonderful symbiosis between the ox and the tickbird who's eating the bloodsucking bugs that live on him.