Two experiments were conducted to assess the performance of freshmen chemistry students with poor spatial visualization skills. In the first experiment, 31 chemistry students with academically deficient backgrounds completed a diagnostic test of their ability to visualize and interpret pictorial representations of simple molecular structures. At…

Investigated effect of methylphenidate (MPH) on ability of 26 children with Attention Deficit Disorder with Hyperactivity (ADDH) to learn both trained and untrained complex visual relationships. Compared findings to their school performance under identical dosage. MPH enhanced children's learning of taught and untaught visual relationships;…

Thirty-five second-grade learning disabled children participated in a visual information processing training program designed to teach analysis of visual material into component parts, systematic scanning of visual arrays, pick-up, description, and memory storage of distinctive information, and efficient solution of visual match-to-sample…