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White, Aubrey Randall; Carney, Edward; Reichle, Joe – American Journal of Speech-Language Pathology, 2010
Purpose: The current investigation compared directed scanning and group-item scanning among typically developing 4-year-old children. Of specific interest were their accuracy, selection speed, and efficiency of cursor movement in selecting colored line drawn symbols representing object vocabulary. Method: Twelve 4-year-olds made selections in both…
Descriptors: Reaction Time, Augmentative and Alternative Communication, Young Children, Visual Stimuli