80% of the time teacher should face the student. 80% of the time. 80% of the time while teaching ఉపాధ్యాయుడు విద్యార్థి వైపు చూస్తూ చెప్పాలి.
80% of the time teacher should face the student. 80% of the time. 80% of the time while teaching upadhyayudu vidyarthi vaipu chustu cheppali.