Twenty-one convenience sample student volunteers aged between 14-15 years worked in pairs (and one group of three) with two randomly allocated high quality conceptual (molecular level) and operational (mimicking wet labs) simulations. The volunteers were told they had five minutes to play, repeat, review, restart or stop the simulation, which in…

In Study 1 the aggressive behavior of a deaf/blind adolescent was eliminated through a differential reinforcement of other behavior (DRO) procedure combined with a reinforcer cueing technique and brief time-out. In Study 2 DRO reduced stereotypic eye-pressing by a young blind hearing-impaired child. (Author/CL)

Comparison of two strategies--manual guidance only and manual guidance plus verbal prompts--with 6 students (ages 9 to 19) whose multiple disabilities included total blindness and severe mental retardation found that prompting methods that require shifting verbal information to the performance of a manual task may interfere with the learning of…