This study is primarily an attempt to discover the trends to be found in professional magazines published during the period from 1950 to 1956, inclusive, relating to classroom control and having particular reference to high school situations. It emerged from an awareness of the importance of maintaining conditions conducive to teaching and learning in the individual teacher’s classroom; as well as in other instructional centers such as the laboratory, shop, or workroom, all of Which are actually types of classrooms. It is in such situations that assignments are made, instructions given, examinations taken, and working relationships between teacher and students developed. / M.S.