It's called a "Blurt Chart". If students blurt out they take a happy face off the chart (they are velcroed on). They have 3 chances throughout the day. You can take minutes away from recess, etc. for each happy face taken off the chart.
A no-sew easy to move "safety-curtain" for a classroom door. It is a dowel rod and command hooks spray painted with oil rubbed bronze and drawer pulls hot glued to the ends. A no-sew curtain long enough to cover the door and then some is draped over the r