There is increasing recognition of the importance of learning contexts in science education. However, learning contexts are rarely articulated in terms of what they constitute and are often framed by educators and textbooks with limited inputs from students. Unless properly articulated, contexts become anything and everything, thereby losing their…

The goal of this study was to develop a classification for a range of discourse patterns that occur in text-based asynchronous discussion forums, and that can aid in the distinction of three modes of discourse: knowledge sharing, knowledge construction, and knowledge building. The dataset was taken from Knowledge Forum® databases in the Knowledge…

The authors tested whether students can be taught to better understand conventional representations in diagrams, photographs, and other visual representations in science textbooks. The authors developed a teacher-delivered, workbook-and-discussion-based classroom instructional method called Conventions of Diagrams (COD). The authors trained 1…