Perspectives on the issues of the effectiveness and the role of laboratory work are provided through a review of the history, goals, and research findings regarding the laboratory as a medium of instruction in introductory science teaching. Suggestions for researchers working to clarify the role of the laboratory are made. (Author/PN)

The major theme is that better and more productive studies could emerge if media research would move out of its traditional either-internal- or-external validity conflict. (Author/MV)

Evaluations of creativity training programs are described: (1) Productive Thinking; (2) Purdue Creative Thinking; (3) Parnes; (4) Myers-Torrance workbooks; and (5) Khatena. Conceptual and methodological problems are discussed. Although gains on tests of divergent thinking have been noted, it is unclear whether these programs improve real-life…

Meta analysis results were compared with a traditional review of bilingual education program effectiveness. When controlled for methodological inadequacies, participation in bilingual education programs consistently produced differences favoring bilingual education. The methodological inadequacies in the synthesized studies highlights the need for…