Developing knowledge and practice for high-quality K-12 class discussion remains challenging, especially for new teachers juggling other classroom responsibilities. Our study reports the case of a preservice teacher learning to lead discussions while enrolled in a teacher education inquiry course, simultaneous with semester-long supervised…

Triadic dialogue, the Initiation, Response, Evaluation sequence typical of teacher /student interactions in classrooms, has long been identified as a barrier to students' access to learning, including science learning. A large body of research on the subject has over the years led to projects and policies aimed at increasing opportunities for…