This site is a perfect site for resources on teaching middle school. It has so many procedure ideas and a lot of classroom management and classroom layout ideas so it is a good learning environment.
I like the use of plates, they're probably pretty sturdy. Attach them together with ribbon behind the plates.
Noise Meter is a cool way to remind students the correct noise level that they should be using! A.C.
Might have to try this with my talkative 6th graders. Management Monday: Classroom Voice Levels
Free SHINE Classroom Management Poster ~ I just love anything that helps kids feel like they can really shine!
Good post from Crafting Connections to go with this chart - check it out to catch all the nuances of this work!
LOVE THIS CLASSROOM ORGANIZATION-- Learning targets with laminated pages for dry erase markers!