The Community of Inquiry (CoI) framework has been widely used in blended and online educational research, more recently being applied also to social media settings. This paper explores the learning community created in such a social media-based educational environment, using an extended version of CoI, which includes four components: cognitive…

Augmented and virtual reality applications bring new insights to real world objects and scenarios. This paper shares research results of the TalkTech project, an ongoing study investigating the impact of learning about new technologies as members of global communities. This study shares results of a collaborative learning project about augmented…

The collaborative system with finite number of states is defined. A very large database is structured. Operations on large databases are identified. Repetitive procedures for collaborative systems operations are derived. The efficiency of such procedures is analyzed. (Contains 6 tables, 5 footnotes and 3 figures.)