This paper presents a Vygotskian research device that focuses on collaborative activities based on the manipulation of linguistic objects in a primary school classroom, with 8-9-year-old children. Through social exchanges among the different points of view, the children were engaged in a dynamic process of building and negotiating mathematical…

Research on computer-supported collaborative learning has shown that students need support to benefit from collaborative activities. While classical collaboration scripts have been effective in providing such support, they have also been criticized for being coercive and not allowing students to self-regulate their learning. Adaptive collaboration…

This paper, designed specifically for language teachers, focuses on a phenomenon in second language learning that is largely independent of instructional effects, curricular materials, and classroom activities. Experimental work suggests that scope, the relationship between two or more logical operators (such as quantifiers or negatives), is…