Students' understanding of nature of science (NOS) has been largely examined primarily in written or verbal modes. The visual, verbal, and written modes are essential for students' meaning-making of NOS. However, research has sidelined the interaction among these three modes in understanding students' collaborative discourse of NOS. Informed by…

Background: Argumentation, the justification of claims with reasons and/or evidence, has emerged as a significant goal in science education in recent years. Yet, there is limited understanding of secondary students' arguments and particularly their use of warrants in interdisciplinary contexts such as science and religious education. Furthermore,…