Online collaborative argumentations need instructional support to ensure social interactions and in-depth cognitive engagement. It is known that graphic organizers assist in comprehending information and negotiating meanings for individual and collective tasks. This study intends to compare the effects of different graphic organizers in…

Online group debates hosted in asynchronous threaded discussions can facilitate critical thinking between discussants (and increase deeper understanding of complex problems) by eliminating the need for turn-taking while formulating and presenting premises to support and challenge claims. Yet to be determined is to what extent does the current…