Thirty students (ages 3-20) with profound mental retardation and 30 healthy, full-term infants (5-8 months) were shown 12 patterned stimuli, three times each. Both groups looked significantly longer at face patterns than other patterns. However, the students with mental retardation looked longer at black and white patterns than colored patterns,…

Draw-a-Person (DAP) samples from 108 adolescents and adults with mental retardation were scored using Naglieri's cognitive and emotional disturbance scoring systems. Visual-motor skills emerged as the best predictor of DAP cognitive scores, more predictive than intelligence. Findings suggest caution in using DAP as an index of intelligence or as a…