Modeling is not just a scientific activity, but an educational one, and is naturally paired with the theory and practice of constructionism. To date, however, constructionist modeling environments such as NetLogo have focused on individual work, rather than collaborative modeling. In this paper, we describe our research efforts at making modeling a collaborative activity, using a Web-based tool...

The Learning Through Collaborative Visualization Project is attempting to establish open-inquiry collaborative science projects as a classroom activity structure. This efforts are described from a design experiment perspective where social and material supports are strategically arranged to encourage this classroom evolution. Supports are provided to help teachers form community, teachers manag...

Software engineering is inherently a collaborative and social activity. Collaborative software engineering is a research area that aims at providing computer-based support to developers in the form of tools for coordination, communication and management. In this context, we present Paynal, an application that provides a set of collaboration facilities integrated into a development environment. ...

This experimental study examined the effectiveness of using focused and unfocused tasks on Iranian intermediate EFL learners’ performance in producing noun, adjective, and adverb clauses. In addition,the aim of this study was to explore the effects of form-focused instruction and the feedback students received from their teacher after doing focused grammar tasks. Data consisted of the scores of...

The present study examines the benefits of instructional animations in a collaborative learning situation. We investigated the interactions that occur during collaborative learning from different materials: animated versus static pictures, both with or without persistency of information. The animation factor had no effect on the types of interactions but the persistency of information led to fe...