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Teacher Education and Professional Development

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UNLV Theses, Dissertations, Professional Papers, and Capstones

Nature of Science

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Examining The Affordances Of Dual Cognitive Processing To Explain The Development Of High School Students’ Nature Of Science Views, Luke Jackson May 2017

Examining The Affordances Of Dual Cognitive Processing To Explain The Development Of High School Students’ Nature Of Science Views, Luke Jackson

UNLV Theses, Dissertations, Professional Papers, and Capstones

This mixed method study was aimed at examining the influence of dual processing (Type 1 and Type 2 thinking) on the development of high school students’ nature of science (NOS) views. Type 1 thinking is intuitive, experiential, and heuristic. Type 2 thinking is rational, analytical, and explicit. Three research questions were asked: (1) Do the experiential process (Type 1) and the logical process (Type 2) influence the development of students’ NOS views? (2) If there is an influence on students’ NOS views, then what is the nature of relationship between the experiential process (Type 1) and the development of NOS …


A Study Of Elementary Teachers’ Conceptions Of Nature Of Science And Their Beliefs About The Developmental Appropriateness And Importance Of Nature Of Science Throughout A Professional Development Program, Elif Adibelli Aug 2015

A Study Of Elementary Teachers’ Conceptions Of Nature Of Science And Their Beliefs About The Developmental Appropriateness And Importance Of Nature Of Science Throughout A Professional Development Program, Elif Adibelli

UNLV Theses, Dissertations, Professional Papers, and Capstones

This qualitative study aimed to explore the changes in elementary science teachers’ conceptions of nature of science (NOS) and their beliefs about the developmental appropriateness and importance of NOS after participating in an academic, year-long professional development program (PDP) as well as the factors facilitating these changes. The PDP consisted of two phases. In the first phase, the participants received NOS training designed with an explicit-reflective instructional approach. In the second phase, the participants implemented several NOS training activities in their classrooms. Four elementary science teachers who volunteered and completed all components of the PDP (i.e., the NOS training and …