Presents the procedures, results, and conclusions of a study to investigate the effects of (1) sex, (2) intelligence, and (3) prior experience in puzzle solving on the categorization skills of youth. A two-dimensional type puzzle involving 4 sorting variables was given to 110 ninth graders. 22 subjects, age from 7 to 18 were given a 3-dimensional…

Four hundred children, grades 1-12, participated in this study in May, 1968. All schools involved served a mixed low-middle and middle class socioeconomic area in Sacramento, California. (JM)

Suggests a module system of units of 60-70 students with 5 or 6 tutors, each student teacher experiencing the continuity of working with the same primary and secondary groups for three years' practice teaching. (IR)

This article collates some of the existing notions about the outcomes of organizational activity into an output analysis framework and implications for organizational practice are drawn. (Author/MF)

Elaborates a three-fold typology to show several ways the administrator's decisions can be influenced by subordinates. (Author/MF)

A eighth-grade environmental hazards unit is described. Includes unit objectives, typical activities, and a taxonomy of environmental hazards. Indicates that the unit helps develop skills in thinking critically and helps in clarifying environmental values by examining three major traditions of American environmentalism: biocentric, ecological, and…

Discusses and clarifies the diagnostic system of the Diagnostic and Statistical Manual of Mental Disorders (DSM-II). The DSM-II seeks to provide a detailed description of all categories of mental illness according to five diagnostic axes. Diagnoses are divided into 17 broad categories, each subdivided into specific diagnoses. (JAC)

Areas of contradiction and controversy over error analysis are discussed, and an interference error analysis project is described, giving a detailed definition of interference error. Several practical approaches to teaching out interference errors are outlined. (MSE)

Reviews works of several eugenists and student classifiers, focusing upon how earlier notions of differential biological worth were refined and reintroduced as bases for educational policy. Proposes that contemporary educators' emphasis upon student classification ignores historical relationships between biological determinism, student…

Used the Continuum of Criminal Offenses to examine how the "law-abiding" community, representative of middle-class values, would rate the seriousness of selected criminal offenses and how they would then handle offenders. Results showed crimes rated as being more serious were dealt with more sternly in sentencing. (Author/JAC)