This paper presents a case of collaboration with three teachers and a didactician on task development within a developmental research project based on ideas of inquiry and learning community. The teachers' goal was to utilise a spreadsheet to orchestrate the pupils' investigations and build a library of tasks for the classroom. The focus is on one…

The goal of this paper is to evaluate the contribution of the anthropological approach (AA) concurrently to Activity Theory (AT) in view of overarching questions about classroom use of technology for teaching and learning mathematics. I will do it first from a philosophical point of view, presenting the main notions of AA that have been used to…

This paper reports on a study that examined if it is possible to start teaching algorithmic problem solving as early as elementary school, given the condition that studying mathematics is augmented by suitable use of computer technology. Three pre-service teachers, enrolled on a course on algorithmic problem solving in mathematics and who were…