In this article, I develop a perspective on learning as multilayered phenomena. I take a socio-genetic approach in order to understand human activity and to show how categories are a fundamental part of learning in a specific type of institutional practice. In the empirical section, student dialogue is analysed in relation to a set of categories…

This article reports on a study concerning secondary school students' meaning-making of socio-scientific issues in Information and Communication Technology-mediated settings. Our theoretical argument has as its point of departure the analytical distinction between "doing science" and "doing school," as two different forms of…