Classroom management involves establishing effective discipline, being prepared, motivating students, and providing a safe learning environment. It is important for classroom control and student engagement. Principles include minimizing disruptions and off-task behaviors while teaching students to manage themselves. Techniques include focusing attention on the entire class, moving around to monitor students, using non-verbal cues, and overplanning lessons to maximize learning time. Withitness refers to a teacher's awareness of the classroom. Establishing clear rules, communicating expectations, and creating a businesslike atmosphere from the start help set the stage for an orderly classroom.