I think this is important for addressing students who have (or seem to have) short attention spans. In China, mental health issues are left undiagnosed for fear that you might "lose face". I have used some of these, but I think getting the student to be proactive helps the most.
First, he blows some bubbles and, as expected, the kids all pop them. Then, he challenges them to NOT pop the bubbles even if one lands on the tip of their nose. Introduce the concept of self control and launch a discussion about stopping to think before you act. Dustin refers to it as a "bullet" in your year that you can refer back to again and again. "Think about that time when we didn't pop the bubbles..."
“My Coping Tools: Stress Management Strategies for Older Children and Teens” provides teachers a research based strategy for responding to older elementary and secondary students who demonstrate difficulty maintaining appropriate behavior at school. Visual supports are included as well as a step by step description of an instructional technique for teaching an array of coping tools. 3.00