This report systematically reviews research on the outcomes of programs that teach young children in a group setting before they begin kindergarten. Study inclusion criteria included the use of randomized or matched control groups, evidence of initial equality, and study duration of at least 12 weeks. Studies included valid measures of language,…

The effectiveness of Feuerstein's Instrumental Enrichment program (FIE) in improving the cognitive performance of slow learners was tested for one year with low performing vocational high school students in Ontario (Canada). Improved cognitive performance was noted for FIE students, although changes in personality and attitude were substantiated…

A study investigated attempts to influence student-teachers' interactive cognitions by means of specially designed video materials that were detailed illustrations of educational theories. It was hypothesized that student-teachers, having worked through these video materials, would be inclined to used the theoretical key elements in their thinking…

This research report recounts the procedures, results, and recommendations of a research project in which more than 200 tenth-grade students in Florida were tested (1) to determine whether aptitude treatment interaction (ATI) effects on syntactic maturity and on knowledge of structural relationships occur after several months of instruction; (2)…