This study, first of all, aimed to develop a new survey to assess Taiwanese teachers' perceived self-efficacy in STEM knowledge. Second, it aimed to probe any differences in teachers' perceived self-efficacy in STEM knowledge regarding their gender and teaching subjects. Last, we examined the structural relations among teachers' perceived…

The purpose of this study was to develop and validate an online contextualized test for assessing students' understanding of epistemic knowledge of science. In addition, how students' understanding of epistemic knowledge of science interacts with learner factors, including time spent on science learning, interest, self-efficacy, and gender, was…