Are you tired of raising you voice? Asking student to quite down or I need your attention? Then do something about it! Class-yes has completely change my classroom and it can change yours! What is class-yes? visit http://www.wholebrainteaching.com/Whole-Brain-Teching/First-Steps/Attention-Getter-Class-Yes.html to get started. This will change your classroom and allow you to have fun getting your students attention instead of it taking forever. We as teachers need every second we can possibly get.