Examines the importance of (1) dimensional characteristics of stimuli present in discrimination transfer tasks, (2) having contrasting stimuli presented simultaneously, and (3) subjects age. Subjects were rural Mexican youths, ages 4 to 10. Reversal and nonreversal type discrimination transfer problems were used in the study. (DP)

This report presents a rationale for development of an international perspective on the role of research in the improvement of science education in particular and education in general. Costa Rica, Trinidad and Tobago, Mexico and the United States are the participating countries. Topics discussed include: (1) goals and directions for science…