The blocks represent the various elements in the school system, and are intended to indicate roughly the length of time given to each division, and also the overlapping, both in time and subjects studied, of the individual parts of the system. With each block is given the historical conditions in which it arose and its ruling ideal. [Illustration: Chart I] Professional Schools +---+---+---+---+---+---+ |///|///|///|///|///| | |///|///|///|///|///| | +---+---+---+---+---+---+ Mediæval The 19^{th} Century _Culture_ _Utility_ High School Kindergarten Primary- or Academy +---+--+--+ +--+--+---+---+---+ +---+---+---+---+ | | |//| |//| | | |///| |///| | |///| | | |//| |//| | | |///| |///| | |///| +---+--+--+ +--+--+---+---+---+ +---+---+---+---+ 18^{th} Century 16^{th} Century Renaissance _Moral_ _Utility_ _Culture_ _Discipline_ University- College Graduate-------Schools +---+---+---+---+---+---+ |///|///| | | | | |///|///| | | | | +---+---+---+---+---+---+ Mediæval _Culture_ _Discipline_ Connecting Grammar or Class Intermediate School Normal +----+ +---+---+---+---+-- +---+---+---+---+ |////| |///| | |///| |///| |///|///| |////| |///| | |///| |///| |///|///| +----+ +---+---+---+---+-- +---+---+---+---+ 19^{th} Century Renaissance 19th Century _Culture_ _Utility_ _Discipline_ _Culture_ Technical Schools +---+---+---+---+---+ | | | | | | | | | | | | +---+---+---+---+---+ 19^{th} Century _Utility_