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Peer reviewedMartin, James E.; And Others – Exceptionality: A Research Journal, 1990
This study compared use of trainer demonstrations and use of visual cues across varying difficulties of task, by 20 mentally retarded secondary-aged students. Results found that photographs and line drawings were more effective with mildly/moderately retarded students than demonstrations when working with complex tasks. No differences were found…
Descriptors: Adolescents, Comparative Analysis, Cues, Demonstrations (Educational)
Dunn, Thomas G.; Hansen, Duncan – 1972
Visuals, like pictures, charts, diagrams, graphics, and the like, are widely used in education. However, there is little justification in the research literature for their use. The overall purpose of this exploratory study was to find out more about the processing of visuals or graphics in an educational task. Specifically, it was thought that…
Descriptors: Charts, Computer Assisted Instruction, Critical Path Method, Diagrams


