Many Visions, Many Aims

William H. Schmidt, Senta A. Raizen, Edward D. Britton

A Splintered Vision: An Investigation of U.S. Science and Mathematics Education is the U.S. report on the curriculum analysis component of the Third International Mathematics and Science Study (TIMSS) which was sponsored by the International Association for the Evaluation of Educational Achievement (IEA). The report summarizes data from the TIMSS curriculum analysis and integrates it with teacher questionnaire data from the U.S., Japan, and Germany on science and mathematics topic coverage and instructional practices. The authors of A Splintered Vision discuss and provide evidence of the unfocused nature of U.S. mathematics and science curricular intentions, textbooks, and teacher practices. They offer the premise that producers of U.S. textbooks and curriculum guides have attempted to answer calls for curricular reform by adding new content to already existing materials instead of...