This study concentrated on the principal-student communications process with an examination of a number of important variables related to communications. (Author/RK)

Research supported by the Science Research Council. (DD)

To determine the effect of chronic marihuana smoking on cognitive functions, personality traits, and social values, a group of heavy marihuana smokers was compared with a matched control group. (Author)

The effects of perceptual pretraining on preferences and concept identification performance in five- and eight-year-old Ss were investigated.

Nine-, eleven-, and thirteen-year-old children participated in a conformity situation requiring the judgment of the louder of two successively presented tones. (Editor)

A major problem in most predictions of school enrollment is the forecaster's failure to express adequately his certainty or uncertainty in his estimates. Describes a method whereby a forecaster can prepare probability distributions of enrollment predictions. The Monte Carlo computer simulation calculates enrollments by the multivariable method,…

The problem of this investigation was to ascertain the relative effects of two teaching strategies, discovery and expository (telling), on the learning of economic concepts by first grade students, as measured by a criterion test instrument. (Author)

The reliabilities and validities of true-false and forced-choice formats in personality assessment were compared. (Author)

Analyzes the effect recordkeeping has when it is designed to assess children's problem-solving and thinking processes over time. (Author/RK)

The purpose of this study was to determine what influence the less frequent meetings of classes for music instruction had on the attitudinal growth patterns of the students toward their school music experiences. (Author)

Results show that both kindergarten nonconservers and kindergarten conservers found height most salient. Third-grade conservers found quantity most salient but could easily attend to height and width. (Author/CB)

Groups trained to compare the whole and subset improved in cue identification from negative instances; performance in the stimulus exposure group declined. (Authors)

Study investigated performance under the conditions of: presentation of noninteracting picture pairs, presentation of interacting picture pairs, and presentation of noninteracting picture pairs with instructions to create interacting images. (Authros/CB)

The present study was designed to clarify issues concerning the development of the relative capabilities of modal systems when information acquisition is equated for the modalities by sequential presentation. (Author)