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Examining Interactions Between Collaborative Professional Development, Science Teachers' Knowledge, and Students' Reasoning

Sun, April 16, 4:40 to 6:10pm CDT (4:40 to 6:10pm CDT), Chicago Marriott Downtown Magnificent Mile, Floor: 4th Floor, Clark - 1/2 Marriott Ballroom

Abstract

Science teachers’ knowledge and beliefs greatly influence the nature of instructional experiences they create for learners in their classrooms. Professional development experiences provide science teachers with varied opportunities to further their understanding of the epistemic functions of knowledge-building scientific practices in the classroom. This study compared outcomes involving teachers who participated in one of two professional development experiences focused on supporting students’ science talk, with only one including collaborative work. Results indicate that students taught by teachers engaged in collaborative redesign of materials demonstrated greater improvement in their scientific reasoning abilities. Further exploration showed more sophisticated epistemological orientations toward science by the teacher aligned with students’ improvement with scientific reasoning.

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