A treasure of wisdom is stored in the colleges of the land. The teachers are the custodians of knowledge that makes life free and progressive. This book aims to make the college teacher effective in handing down this heritage of knowledge, rich and vital, that will develop in youth the power of right thinking and the courage of right living. Thus College Teaching carries out the ideal of service as expressed in the motto of the World Book Company, "Books that Apply the World's Knowledge to the World's Needs"