The present investigation was concerned with the manner in which changes in children's behavior to one dispenser of reinforcement (Experimenter A) might affect behavior to another dispenser (Experimenter B). (Author)

Proposes that specific programs of study, rather than school size, be used as the unit of analysis in assessing educational costs. (WM)

Research supported by a grant from the National Institute of Health. (DD)

This paper (a) describes the rationale and development of the Stephens-Delys Reinforcement Contingency Interview method for assessing locus of control expectancies in children as young as preschool age and (b) summarizes results of subsequent studies bearing on reliability, validity, and problems of the method. (Author/RK)

An experiment is described in which 11 naval enlisted men track and simultaneously perform an addition task with or without overt responses. (Editor)

The purpose of the present study was to investigate the nature of the processing of material for recall and recognition as a function of Ss' knowledge of mode of test in order to provide an interpretation of earlier studies. (Author/RK)

This study measured differences between two groups being taught in English and Spanish in a physical education class. It was predicted that students instructed bilingually would be superior to those instructed monolingually. (Author/RK)

The purpose of this paper is to attempt to operationalize a number of Gall's criteria in order to measure whether there is any empirical relationship between these criteria and the level of teacher questions. (Author)

Experiment was designed to provide some evidence that motor cortex involvement may facilitate visual perception during the period of perceptual learning. (Author)

Study tests four predictions derived from Piaget's cognitive theory. (CB)

Paper considers some of the problems facing the researcher interested in patterns of abilities as revealed by a discussion of the Lesser studues (1971), presentation of reanalyses of their data, and a critical review of the research. (Author/CB)

Examines bilingualism and academic achievement in mechanical mathematics. (Author)

Experiment designed to test the hypotheses that children's moral judgments are dependent upon sanctions; that independence of sanctions increases with age; that the dependent upon sanctions is determined by the content in the story problem and the type of sanction employed. (Authors/CB)