1921. This is a compilation of a series of lectures given by Steiner to the teachers at the Waldorf School in Stuttgart. Includes the following: knowledge of man as the basis of the art of teaching; knowledge of health and disease which is necessary for the art of teaching; child before the seventh year; child from the seventh to the tenth year; child in the tenth year; child from the tenth to the fourteenth year; aesthetic education; physical education; religious and moral education.