T.H.I.N.K For more good ideas for teachers - http://pinterest.com/cleverclassroom/good-teaching-ideas/
Classroom Job Board
Class Rules Freebie
This is a good example of classroom rules. It has visual aids for students who cannot read or are ESL learners, so it would be useful for all age levels.
Make this with the class - Print the picture of the kid on a poster and have students come up with what they think this would look like
Quotes to remember