Annoyed that Sister Bear always beats them at baseball and other "boy" type activities, her brother and the other male cubs try to exclude her from their new club.
Frustrated by their lack of artistic freedom on the staff of the school newspaper, Brother Bear and his friends start an underground paper and discover some basic truths about freedom of the press and responsibility.
Harry, a new student at Bear Country School who is disabled and uses a wheelchair, has trouble making friends until the others discover that he is really very much like them.
The squabbling in the Bear household between parents and cubs subsides after Mama and Papa Bear and Brother and Sister Bear perform humorous role-playing skits.