Progettazione pedagogica e sostenibilità degli interventi educativi: il sistema IAMEL

This paper focuses on pedagogical planning; it presents IAMEL (teaching and learning Mathematics and e-learning), an ICT-based system designed and developed by ITD-CNR in the framework of the PRIN 2007 project "E-learning and the teaching and learning of mathematics". IAMEL is aimed at supporting teachers in the process of designing, structuring and planning educational activities. It is intended to describe, at different levels of granularity, the playing out of a learning situation encompassing a number of different activities designed for pursuing specific educational objectives.