The acquisition of new skills may be hindered when teaching procedures vary from previously validated approaches or contain errors. In the present study, we compared the acquisition and maintenance of response chains taught using a perfectly implemented system of least prompts and a multiple verbal prompts procedure (i.e., addition of multiple…

The purpose of this study was to evaluate the effectiveness of using a video iPod as a prompting device for teaching three job-related tasks to a young man with developmental disabilities in a community-based employment setting. The effectiveness of the prompting device was evaluated using a multiple probe across behaviors design. Results…

Researchers used four token reinforcement systems--tokens only, descriptive praise, self-reinforcement, and a combination of all three--and observed the effect on the problem solving performance of fourth-grade reading students. Only students using the combination reward system maintained their progress after tokens were withdrawn. (Authors/PP)