Originally published in 1942, this book was written in attempt to resolve disagreements surrounding educational theory through clarifying the positions of key schools of thought. The text is based around the examination of three typical theories: 'Education According to Nature'; 'The Educational Theory of Johann Friedrich Herbart'; and 'The Educational Theory of John Dewey'. Discussions of the foundations of educational theories and the logical assumptions involved in educational measurement are also included. This book will be of value to anyone with an interest in educational theory and the history of education.