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Ault, Melinda Jones; And Others – American Journal of Mental Retardation, 1988
Three moderately mentally retarded students, aged 8-11, were taught to read words commonly found on community signs. Error percentages were similar for both progressive time-delay procedures and constant time-delay procedures, but the constant time-delay procedure was slightly more efficient in direct instructional time and number of sessions to…
Descriptors: Efficiency, Elementary Education, Instructional Effectiveness, Moderate Mental Retardation