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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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Presentation on theme: "Looking Beneath the Surface What we can learn from the Minnesota TIMSS Science Results William H. Schmidt Michigan State University."— Presentation transcript:

1 Looking Beneath the Surface What we can learn from the Minnesota TIMSS Science Results William H. Schmidt Michigan State University

2 2007 Grade 4 Mathematics © 2008 Center for Research in Mathematics and Science Education, Michigan State University

3 2007 Grade 8 Mathematics

4 Grade 8 Mathematics Mean Teaching Emphasis 19952007 2007 TIMSS TEST EMPHASIS © 2008 Center for Research in Mathematics and Science Education, Michigan State University

5 2007 Grade 4 Science © 2008 Center for Research in Mathematics and Science Education, Michigan State University

6 Grade 4 Science: 1995 & 2007

7 2005 NAEP Grade 4 Science

8 2007 Grade 8 Science © 2008 Center for Research in Mathematics and Science Education, Michigan State University

9 Grade 8 Science: 1995 & 2007

10 2005 NAEP Grade 8 Science

11 Grade 4 Science 1

12 Grade 4 Science 2

13 Comparing MN and the US: Grade 4 Science

14 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.

15 Grade 8 Science 1

16 Grade 8 Science 2

17 Grade 8 Science 3

18 Comparing MN and the US: Grade 8 Science

19 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.

20 Grade 4 Earth Features: Average Percent Correct by SES

21 Grade 4 Life Cycles and Genetics: Average Percent Correct by SES

22 Grade 4 Physical and Chemical Changes: Average Percent Correct by SES

23 Grade 4 Environmental and Resource Issues: Average Percent Correct by SES

24 Grade 8 Earth in the Universe: Average Percent Correct by SES

25 Grade 8 Human Biology and Health: Average Percent Correct by SES

26 Grade 8 Science, Technology and Society: Average Percent Correct by SES

27 Grade 8 Earth in the Universe: Average Percent Correct by SES

28 Instructional Content Constructs  Curricular Coherence Curricular Structure  Curricular Focus Exposure Time (OTL)  Curricular Rigor Level of Cognitive Complexity

29 2003 MN Science Curriculum

30 Grade 4 Science Mean Teaching Emphasis 19952007 2007 TIMSS TEST EMPHASIS

31 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

32 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

33 Mean Percent of Grade 4 Science Teaching Time TopicHighest SESLowest SESDifference Life Science3725 4+ Weeks Earth Science 2741 5 Weeks

34 Grade 4 MN Teachers’ Yearly Total Science Instructional Time by SES © 2008 Center for Research in Mathematics and Science Education, Michigan State University

35 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

36 Grade 8 Science Mean Teaching Emphasis 19952007 2007 TIMSS TEST EMPHASIS

37 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

38 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

39 Mean Percent of Grade 8 Science Teaching Time TopicHighest SESLowest SESDifference Biology73911+ Weeks Earth Science 46532+ Weeks Physics1532+ Weeks Other Topics132 4 Weeks

40 Grade 8 MN Teachers’ Yearly Total Science Instructional Time by SES © 2008 Center for Research in Mathematics and Science Education, Michigan State University

41 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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