Reinforcers lose their effectiveness when they are presented repeatedly. Early researchers labeled this loss of effectiveness as "satiation" without conducting an experimental analysis. When such an analysis is conducted, "habituation" provides a more precise and empirically accurate label for the changes in reinforcer effectiveness. This paper…

The bibliography contains 75 annotations of empirical studies (1958-1974) on the psychomotor training and development of young handicapped children (1-19 years old). Studies are organized in two ways: alphabetically by author, and diagrammatically according to research thrust. The research thrusts (followed by the number of studies in each area)…

The most popular activities from APA's successful "Activities Handbooks for the Teaching of Psychology" are gathered together and updated in this book of teachers' favorites. The lesson plans, which encourage active learning and involve the whole class, have stood the test of time and proven themselves to be entertaining, effective, and easy to…