A technique of multidimensional scaling was applied to student perceptions of similarities in difficulty of twenty mechanics concepts presented in random pairwise combinations. Two distinct dimensions, one relating to motion and the other to the vector nature of some of the concepts, appeared in three separate groups, when either four or five…

Conflicting findings in two earlier studies in the area of learning style effects are studied. (DG)

Race appears to be the predominant criterion for evaluating others, as opposed to religion and nationality. Negro and oriental subjects, as compared with Caucasian subjects, respond differently to items used in factor analysis. (CK)

Six measures of children's verbal skills were found to have internal consistency, and interjudge and test-retest reliability. (MH)

The way an individual forms a mental concept of an object is explored. (CK)

Discusses articles by Richard Rystrom in the Winter and Spring 1970 issues of the Journal of Reading Behavior. Questions the validation procedures and statistical evidence behind the author's model of reading comprehension. Tables and bibliography. (RW)

Refutes the questions raised by Tuinman and Blanton in this issue concerning his reading comprehension model and its validation. Restates his purpose for examining this area of reading. Tables and bibliography. (RW)

Reports the results of research which tested the applicability of the McKenney-Keen Model of Cognitive Style to the information gathering behavior of information professionals. Factor analysis techniques used to analyze the results are described. Four tables, two figures, and a 13-item reference list accompany the text. (Author/JL)