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Looking Beneath the Surface What we can learn from the Minnesota TIMSS Science Results William H. Schmidt Michigan State University
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2007 Grade 4 Mathematics © 2008 Center for Research in Mathematics and Science Education, Michigan State University
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2007 Grade 8 Mathematics
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Grade 8 Mathematics Mean Teaching Emphasis 19952007 2007 TIMSS TEST EMPHASIS © 2008 Center for Research in Mathematics and Science Education, Michigan State University
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2007 Grade 4 Science © 2008 Center for Research in Mathematics and Science Education, Michigan State University
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Grade 4 Science: 1995 & 2007
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2005 NAEP Grade 4 Science
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2007 Grade 8 Science © 2008 Center for Research in Mathematics and Science Education, Michigan State University
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Grade 8 Science: 1995 & 2007
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2005 NAEP Grade 8 Science
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Grade 4 Science 1
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Grade 4 Science 2
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Comparing MN and the US: Grade 4 Science
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MN Grade 4 Student Science Performance 19952007 Earth Processes > 75% CorrectEarth in the Universe Plants & Animals Scientific Processes Between 50 to 74% Correct10 of 14 Topics14 of 14 Topics < 50% Correct The 1995 Scores have been adjusted to account for the differences in difficulty of the 1995 & 2007 tests.
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Grade 8 Science 1
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Grade 8 Science 2
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Grade 8 Science 3
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Comparing MN and the US: Grade 8 Science
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MN Grade 8 Student Science Performance 19952007 > 75% Correct Between 50 to 74% Correct11 of 17 Topics8 of 17 Topics Properties & Classification of Matter Physical Changes Chemical Changes Forces and Motion < 50% CorrectScience, Technology, & Society Scientific Processes Life Cycles & Genetics Structure of Matter Energy and Physical Processes The 1995 Scores have been adjusted to account for the differences in difficulty of the 1995 & 2007 tests.
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Grade 4 Earth Features: Average Percent Correct by SES
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Grade 4 Life Cycles and Genetics: Average Percent Correct by SES
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Grade 4 Physical and Chemical Changes: Average Percent Correct by SES
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Grade 4 Environmental and Resource Issues: Average Percent Correct by SES
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Grade 8 Earth in the Universe: Average Percent Correct by SES
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Grade 8 Human Biology and Health: Average Percent Correct by SES
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Grade 8 Science, Technology and Society: Average Percent Correct by SES
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Grade 8 Earth in the Universe: Average Percent Correct by SES
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Instructional Content Constructs Curricular Coherence Curricular Structure Curricular Focus Exposure Time (OTL) Curricular Rigor Level of Cognitive Complexity
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2003 MN Science Curriculum
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Grade 4 Science Mean Teaching Emphasis 19952007 2007 TIMSS TEST EMPHASIS
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Grade 4 Teachers’ Reported Percent Teaching Time on Science Topics by School SES © 2008 Center for Research in Mathematics and Science Education, Michigan State University
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Grade 4 Teachers’ Reported Percent Teaching Time on Science Topics by School SES © 2008 Center for Research in Mathematics and Science Education, Michigan State University
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Mean Percent of Grade 4 Science Teaching Time TopicHighest SESLowest SESDifference Life Science3725 4+ Weeks Earth Science 2741 5 Weeks
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Grade 4 MN Teachers’ Yearly Total Science Instructional Time by SES © 2008 Center for Research in Mathematics and Science Education, Michigan State University
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MN Students Overall Percent Correct on TIMSS 2007 Science Fourth Grade Test by Percentage of FRL Students in School © 2008 Center for Research in Mathematics and Science Education, Michigan State University
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Grade 8 Science Mean Teaching Emphasis 19952007 2007 TIMSS TEST EMPHASIS
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Grade 8 Teachers’ Reported Percent Teaching Time on Science Topics by School SES © 2008 Center for Research in Mathematics and Science Education, Michigan State University
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Grade 8 Teachers’ Reported Percent Teaching Time on Science Topics by School SES © 2008 Center for Research in Mathematics and Science Education, Michigan State University
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Mean Percent of Grade 8 Science Teaching Time TopicHighest SESLowest SESDifference Biology73911+ Weeks Earth Science 46532+ Weeks Physics1532+ Weeks Other Topics132 4 Weeks
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Grade 8 MN Teachers’ Yearly Total Science Instructional Time by SES © 2008 Center for Research in Mathematics and Science Education, Michigan State University
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MN Students Overall Percent Correct on TIMSS 2007 Science Eighth Grade Test by Percentage of FRL Students in School © 2008 Center for Research in Mathematics and Science Education, Michigan State University
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