Comparing the Use of Two Different Approaches to Assess Teachers’ Knowledge of Models and Modeling in Science Teaching

Science teacher knowledge for effective teaching consists of multiple knowledge bases, one of which includes science content knowledge and pedagogical knowledge. With the inclusion of science and engineering practices into the national science education standards in the US, teachers’ content knowled...

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Main Authors: Grace Carroll, Soonhye Park
Format: Article
Language:English
Published: MDPI AG 2023-04-01
Series:Education Sciences
Subjects:
Online Access:https://www.mdpi.com/2227-7102/13/4/405
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author Grace Carroll
Soonhye Park
author_facet Grace Carroll
Soonhye Park
author_sort Grace Carroll
collection DOAJ
description Science teacher knowledge for effective teaching consists of multiple knowledge bases, one of which includes science content knowledge and pedagogical knowledge. With the inclusion of science and engineering practices into the national science education standards in the US, teachers’ content knowledge goes beyond subject matter knowledge and into the realm of how scientists use practices for scientific inquiry. This study compares two approaches to constructing and validating two different versions of a survey that aims to measure the construct of teachers’ knowledge of models and modeling in science teaching. In the first version, a 24-item Likert scale survey containing content and pedagogical knowledge items was found to lack the ability to distinguish different knowledge levels for respondents, and validation through factor analysis indicated content and pedagogical knowledge items could not be separated. Findings from the validation results of the first survey influenced revisions to the second version of the survey, a 25-item multiple-choice instrument. The second survey employed a competence model framework for models and modeling for item specifications, and results from exploratory factor analysis revealed this approach to assessing the construct to be more appropriate. Recommendations for teacher assessment of science practices using competence models and points to consider in survey design, including norm-referenced or criterion-referenced tests, are discussed.
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spelling doaj.art-0da15d6a2db949c68b8ef8ae8771f95c2023-11-17T19:00:01ZengMDPI AGEducation Sciences2227-71022023-04-0113440510.3390/educsci13040405Comparing the Use of Two Different Approaches to Assess Teachers’ Knowledge of Models and Modeling in Science TeachingGrace Carroll0Soonhye Park1Department of STEM Education, North Carolina State University, Raleigh, NC 27695, USADepartment of STEM Education, North Carolina State University, Raleigh, NC 27695, USAScience teacher knowledge for effective teaching consists of multiple knowledge bases, one of which includes science content knowledge and pedagogical knowledge. With the inclusion of science and engineering practices into the national science education standards in the US, teachers’ content knowledge goes beyond subject matter knowledge and into the realm of how scientists use practices for scientific inquiry. This study compares two approaches to constructing and validating two different versions of a survey that aims to measure the construct of teachers’ knowledge of models and modeling in science teaching. In the first version, a 24-item Likert scale survey containing content and pedagogical knowledge items was found to lack the ability to distinguish different knowledge levels for respondents, and validation through factor analysis indicated content and pedagogical knowledge items could not be separated. Findings from the validation results of the first survey influenced revisions to the second version of the survey, a 25-item multiple-choice instrument. The second survey employed a competence model framework for models and modeling for item specifications, and results from exploratory factor analysis revealed this approach to assessing the construct to be more appropriate. Recommendations for teacher assessment of science practices using competence models and points to consider in survey design, including norm-referenced or criterion-referenced tests, are discussed.https://www.mdpi.com/2227-7102/13/4/405modelingcontent knowledge of models and modelingmodeling competenceteacher assessment
spellingShingle Grace Carroll
Soonhye Park
Comparing the Use of Two Different Approaches to Assess Teachers’ Knowledge of Models and Modeling in Science Teaching
Education Sciences
modeling
content knowledge of models and modeling
modeling competence
teacher assessment
title Comparing the Use of Two Different Approaches to Assess Teachers’ Knowledge of Models and Modeling in Science Teaching
title_full Comparing the Use of Two Different Approaches to Assess Teachers’ Knowledge of Models and Modeling in Science Teaching
title_fullStr Comparing the Use of Two Different Approaches to Assess Teachers’ Knowledge of Models and Modeling in Science Teaching
title_full_unstemmed Comparing the Use of Two Different Approaches to Assess Teachers’ Knowledge of Models and Modeling in Science Teaching
title_short Comparing the Use of Two Different Approaches to Assess Teachers’ Knowledge of Models and Modeling in Science Teaching
title_sort comparing the use of two different approaches to assess teachers knowledge of models and modeling in science teaching
topic modeling
content knowledge of models and modeling
modeling competence
teacher assessment
url https://www.mdpi.com/2227-7102/13/4/405
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