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Eric.ed.gov – Using the Scientific Method to Engage Mathematical Modeling: An Investigation of pi

eric.ed.gov har udgivet: The purpose of this paper is to explain how to use the scientific method as the framework to introduce mathematical model. Two interdisciplinary activities, targeted for students in grade 6 or grade 7, are explained to show the application of the scientific method while building a mathematical model to investigate the relationship between the circumferences and the diameter of circular objects. In the first activity, a research question is pursued as it relates to the stated hypothesis. In the second activity, the same research question is retained; however, the use of exploration helps to build the hypothesis. The activities serve as examples to show how middle school math teachers may use scientific inquiry to motive students’ understanding of mathematical models as well as engage in science beyond… Continue Reading

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Eric.ed.gov – Illinois Early Learning Project Tip Sheets: Math and Science.

eric.ed.gov har udgivet: The Illinois Early Learning Project (IEL) is funded by the Illinois State Board of Education to provide information resources on early learning and training related to implementing the Illinois Early Learning Standards for parents and for early childhood personnel in all settings. The IEL tip sheets offer suggestions to parents and early childhood personnel on a variety of topics related to children’s early experiences. This set of four tip sheets, in English- and Spanish-language versions, relates specifically to mathematics and science. Titles are as follows: (1)”CSI: Child Scientist Investigates!” which discusses ways to draw on preschoolers’ natural curiosity to teach them about science and scientific methods; (2) “Encouraging Scientific Thinking: Animal Study in the Classroom”; (3) “Things To Do while You’re Waiting: Math”; and (4) “Things To… Continue Reading

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Eric.ed.gov – Middle School Science and Mathematics Teachers’ Conceptions of the Nature of Science: A One-Year Study on the Effects of Explicit and Reflective Online Instruction

eric.ed.gov har udgivet: Science, Technology, Engineering, and Mathematics (STEM) education has become one of the main priorities in the United States. Science education communities and researchers advocate for integration of STEM disciplines throughout the teaching curriculum. This requires teacher knowledge in STEM disciplines, as well as competence in scientific literacy. Since nature of science (NOS) is a critical component of scientific literacy, this study examined teachers’ conceptions NOS over a one-year period. Participants included 21 middle school science and mathematics teachers who integrated science and mathematics in their classrooms. We employed two NOS instruments to collect data on participants’ NOS conceptions “before” and “after” a one-year online graduate program. This study examined changes in NOS understanding for the group as a whole, between science and mathematics teachers, and whether beginning… Continue Reading