This study investigated argumentation patterns resulting in teacher-guided and peer-guided group discussions on four socioscientific-issues (SSI). Two groups, each including five students from grade 7, studied on a different SSI during four weeks. Discussions within both groups were observed, videotaped, and analyzed qualitatively. After four…

This article focused on a deeper analysis of pre-service teachers' observations of video lessons based on the authentic classrooms across three stages in eight sessions in order to reveal their changes in the abilities to understand pedagogical content knowledge and the effects of specific observation frameworks introduced in the observation…