Science education in the Arab world is conducted in various multilingual contexts. When science is taught in Arabic, diglossia -- the coexistence of the formal language of literacy alongside a local spoken variety -- constitutes a multilingual setting the pedagogical implications of which need to be understood. This study compares teacher--student…

The purpose of this study is to investigate patterns of linguistic communication in learning and teaching science and to find out how the formation of each pattern was related with the classroom, particularly in Korean middle school context. For this, we observed science classes in three middle schools in Seoul and collected data during lessons…