Yes! I have been teaching my girls this for years (thanks to MY mentor mom yrs. ago) but have never seen it written. I always say...Is it TRUE? Is it NICE? Is it NECESSARY? This quote is pretty close :)
10 Ways to Sabotage Your Classroom Managment: If you are having classroom management problems, take a look at this article, which explains what NOT to do, and the more effective practices you should try instead.
Nick Cholewa I thought this was a funny poster that could be put in a classroom. I know with the younger ages, a lot of the kids enjoy tattling on the other kids, so this may help to put that to a minimum.