I use these Whole Brain Teaching attention getters on a daily basis with my ELL students. These attention getters are a great way to improve your classroom management. I usually pick one or two to teach the class at the beginning of the year.
Class Pet: Quiet Critters want to sit on your desk, see what you're doing, and get smarter. (Could remove them from the chatty students; those who still have their "critter" at the end of the "quiet" time could turn it in for a small reward.