Class Management ideas: 32 Must-Try Classroom Management Tips. Great ideas for positive reinforcement, brain breaks, grouping kids and tons more.
This would be good to do with students to learn teamwork skills and have students discuss what worked and what didn't work.
Runde's Room: Team-building game for the first day of school & fun math pennants!
Social Skills Group Ideas To Help Kids Who Are Bossy - the healing path with children