Interaction is a necessary condition for second language (L2) learning (Long, 1980, 1996). Research in computer-mediated communication has shown that interaction opportunities make learners pay attention to form in a variety of ways that promote L2 learning. This research has mostly investigated text-based rather than voice-based interaction. The…

This paper presents a new methodology to develop remote laboratories for systems engineering and automation control courses, based on the combined use of TwinCAT, a laboratory Java server application, and Easy Java Simulations (EJS). The TwinCAT system is used to close the control loop for the selected plants by means of programmable logic…

A highly touted feature of the so-called global "revolution" in higher education is the trend to use information technology to reach a broader clientele. Although there is evidence that students may be learning the material in on-line courses as well as in traditional face-to-face universities, how well students learn content is not the…