GeoGebra in Professional Development: The Experience of Rural Inservice Elementary School (K-8) Teachers.

摘要: Received in revised form: Accepted: 18 May 2013 GeoGebra is an emergent open-source Dynamic and Interactive Mathematics Learning Environment (DIMLE) (Martinovic & Karadag, 2012) that invites a modeling perspective mathematics teaching learning. In springs of 2010 2012, was integrated respectively into two online professional development courses on mathematical problem solving rural region Midwest state the USA. Using as primary tool for communication, fifty-three K-8 inservice elementary school teachers with no or little previous exposure to DIMLEs participated graduate level course, where they experimented various resources broad context solving. The instructional team incorporated variety pedagogical components support teachers’ exploration new technologies content, including video-based demonstration, affective intervention, learning children, social cognitive scaffoldings. After intensive instruction, 25-item questionnaire administered collect data participants’ attitudes, curricular awareness, reflection regarding integration GeoGebra. Based results (N = 45), this article provides preliminary description experience GeoGebraintegrated DIMLE setting, exploratory dimension analysis survey data. Overall, use challenged view about nature student-teacher interactions further enriched their knowledge choices. course design, context, implications future efforts are discussed.