Intended for college students and for teachers working with children who have not succeeded in school, the text presents research findings, brings concrete skills to the practioner, and attempts to clarify approaches to the problems of the field. The chapters, by different authors, discuss the following topics: ecological management of the disturbing child; population and projections of the delinquent subculture; the social origins of delinquency; delinquency and the lateral boundary of the family; the school and delinquency and the children of the poor; parental involvement in the school; reasons for failure; goals of teaching; cognitive development and psychopathology in the urban environment; dimensions of problem behavior and educational programming; primer of behavioral research for teachers; the case for an active orientation of psychologists in schools; reinforcement principles used in treatment of nonreading in a culturally deprived juvenile delinquent; experiments with token reinforcement in a remedial classroom; teaching strategies and techniques for the education of disruptive groups and individuals; and a project to teach learning skills to disturbed delinquent children. (LE)