This study aimed to explore Ethiopian middle school physics teachers' content knowledge (CK) and their implementation of Dialogic teaching (DT). A qualitative method, case study design, and purposive and convenient sampling employed in the study. Data collected using Classroom observation and Questionnaire from nine physics teachers. The…

Recognising teachers' knowledge as one of the main factors influencing their practices and student learning, we aim to contribute to obtaining a better and deeper understanding of the specificities of teachers' mathematical knowledge. A case study involving one 8th-grade Chilean mathematics teacher is presented in the context of rational numbers.…