This report addresses two related issues. First, it summarizes the past international studies of mathematics and science, describing each study and its primary results. Second, the report draws together critical and inaccessible documentation-information that scientists require to evaluate the quality of the surveys. The report also describes six major international studies of science and mathematics achievement conducted by IEA or IAEP, discusses their findings, and examines the methodologies used in the studies. Finally, the report offers suggestions for improving future studies.
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