“…But there has not been a great deal of research into teachers' competencies for integrated STEM education. Even though some relevant studies have shown the key factors (Bauer, 1999;Cho et al, 2015;Darling-Hammond, 2015;Davidovitch and Milgram, 2006;Honey et al, 2014;Lang and Olson, 2000;Naumescu, 2008), considerations (Han and Lee, 2012;Henriksen, 2011;Lee and Shin, 2014;Lee, 2013;Park, 2012;Rivkin et al, 2005;Stohlmann et al, 2012) for successfully teaching integrated STEM and evaluation indicators of teaching competency (Kim, 2015), they are not sufficient to define the proper competencies or characteristics of teachers for integrated STEM teaching. The aim of this study is to explore what key competencies and characteristics are needed for integrated STEM teaching and to investigate teachers' perceptions of how important those competencies are and how often they are executed.…”