Discussion of instructional materials design highlights perceptional modality preferences. Research on perception is reviewed; preferences for audio versus video, verbal versus pictorial, and listening versus reading are described; learning styles are considered; and theoretical and practical implications for audiovisual designers are suggested.…

A study examined variables that affect the acquisition of automaticity of verbal skills. Among the variables examined were practice, novelty or familiarity of a word or word category, the speed and efficiency with which persons acquire automaticity, reaction time, and number of tasks performed concurrently. Subjects, 30 sixth and seventh grade…