Research into classroom dialogue suggests that certain forms are especially productive for students' learning. Despite the large number of studies in this area, there is inadequate evidence about the prevalence of the identified forms, let alone their productivity. However, scarcity is widely presumed. The overall aim of the study reported in this…

While preschool educators are currently encouraged to educate young children in and for sustainable development, limited observational research has focused on documenting how sustainability notions are introduced or discussed in preschools. Drawing on a large database of videos of practice, this study describes typical features of conversations…

Visual databases are increasingly important resources through which individuals and groups can undertake species identification. This paper reports research on the collaborative processes undertaken by pre-service teacher students when working in small groups to identify birds using an Internet-based taxonomic resource. The student groups are…

One of the critical factors contributing to the effectiveness of human tutoring is the conversational aspect of the instruction. Our goal is to develop a general model for supporting dialogues with menu-based input that could be used in both well- and ill-defined instructional tasks. We have previously studied how human tutors provide additional…

Describes a project to create a centralized database of digitized sound accessible from distributed personal computers for the study of foreign languages. The system is also comprised of the tools to manage and distribute the sounds, a combination constituting a unique attempt to provide a universal structure to describe, categorize, and listen to…

Information Technology and Indigenous People provides theoretical and empirical information related to the planning and execution of IT projects aimed at serving indigenous people. It explores many cultural concerns with IT implementation, including language issues and questions of cultural appropriateness, and brings together cutting-edge…