Investigates the problem young children have in constructing diagonals, noting that, on the whole, they can not make diagonals in the horizontal/vertical configuration. (HOD)

Subjects from kindergarten-age to adult participated in four experiments. In order to view the stimuli, subjects in three experiments activated lights in viewing boxes; in the fourth experiment, stimulus fixations were measured using a corneal reflection technique. Results supported the view that visual observing is controlled by cognitive…

Research on adult memory for nonverbal representations has found a significant age-related decrement in performance. To investigate age differences in adult locational versus featural information in visual memory, 90 adult women (29 young women with a mean age of 21; 30 middle aged women with a mean age of 43; and 31 older women with a mean age of…

Four-, five-, and six-year-old children were used as subjects in this investigation. There were 192 experimental and 96 control children used, divided equally between the three age groups. The experimental children received a 1-minute pretest exposure procedure in which 1/4 of the children observed 4 two-dimensional stimuli (irregular pentagons),…