3D Collaborative Virtual Environments (CVEs) have been in the focus of CSCW research for some time. This paper presents a study comparing teamwork done in a CVE with teamwork done in a 2D remote condition and a F2F control condition. The tasks done were designed for groups without prior knowledge; they did not favor any of the environments. In some dependent variables, the 3D environment outper...

in 2000, an evaluation of iranian elementary education revealed that it did not successfully prepare students for the future. the failure was attributed to the teacher centered, content-oriented education system. in 2001, the iranian ministry of education began a pilot project that introduced an alternative curriculum, known as “global education,” with unicef’s participation. global education, ...

background and purpose: adequate evidence based medicine (ebm) knowledge and skills are required to provide up-to-date, high quality medical care to patients. unfortunately, achieving these skills and knowledge requires a prolonged learning process and constant exposure to ebm concepts. the adult learning theory holds the assumption that adults learn better in a problem based and collaborative ...

abstract this study was an attempt to investigate the effect of collaborative form-focused activities on grammar learning of elementary efl learners. to this end, 58 adult male iranian efl learners at elementary level of proficiency in three classes of language institutes were chosen. they formed the three groups of the study. the grammar section of cambridge michigan placement test was used to...

In this paper, we propose a dynamic shared context processing method based on DSC (Dynamic Shared Context) model, applied in an e-collaborative learning environment. Firstly, we present the model. This is a way to measure the relevance between events and roles in collaborative environments. With this method, we can share the most appropriate event information for each role instead of sharing al...