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Keetay, Victoria – Volta Review, 1996
A study compared continuous discourse tracking rates in eight children (ages 8-14) with hearing impairments and eight typical children using three competing noise conditions: classroom noise, videotaped classroom activity, and combined noise and visual activity. Statistical analyses showed no significant differences among tracking rates due to the…
Descriptors: Auditory Perception, Children, Classroom Environment, Elementary Education

Potenski, Donald H. – Mental Retardation, 1993
Nineteen people (ages 11-21) with profound mental retardation and multiple handicaps were given visual stimulation in a blacklight environment. Results indicated that students performed better under conditions of blacklight than normal light for tracking and reaching, as the blacklight removed distracting stimuli and exaggerated critical features.…
Descriptors: Children, Environmental Influences, Light, Lighting