The purpose of this study is to determine the effects of varying pictorial detail and presentation strategy on learners of varying grade levels in a visually transmitted concept formation task. Specifically, line drawings containing only relevant details and halftones containing relevant and irrelevant detail were presented successively and…

This study of the effectiveness of electronic blackboards in three introductory sociology classes at the University of Regina tested the hypothesis that this microcomputer-based presentational technology would have a negative impact on faculty productivity due to the increased amount of preparation time, and a positive impact on the quality of…