Describes two studies conducted in The Netherlands that compared two modes of off-air videotape use of educational television programs on mental arithmetic for elementary students. Active use of the videotapes with interruptions for interactive teaching are compared with passive, uninterrupted viewing, and implications for the design of…

This article investigates the multimodal discourses taking place in a primary school computer supported collaborative literacy environment, in which face-to-face talk in pairs is combined with computer-mediated communication. Following a socially mediated model of education, we have taken into account the collaborative process of the participants…