This study investigated the effect of explicit nature of science (NOS) instruction and explicit argumentation instruction in socioscientific and scientific contexts, on students' NOS conceptions and their argumentation skills. Undergraduate students enrolled in two sections of a science content course were assigned into two groups: Socioscientific…

The purpose of the study was two-fold: to (a) investigate the influence of explicit nature of science (NOS) and explicit argumentation instruction in the context of a socioscientific issue on the argumentation skills and NOS understandings of students, and (b) explore the transfer of students' NOS understandings and argumentation skills learned in…

Having the learning and retention of science content and skills as a goal of scientific literacy, it is significant to study the issue of retention as it relates to teaching and learning about nature of science (NOS). Then, the purpose of this study was to investigate the development of NOS understandings of students, and the retention of these…