Introduction: In this paper we present a comparative analysis of three samples of teachers from Coimbra, Barcelona and Murcia that provides insight into the importance teachers attach to disruptive behavior and how different perspectives and values affect their daily work. Method: This research is framed within a quantitative empirical-analytic…

This research report explores the extent to which the Early Childhood Environment Rating Scale (ECERS) (Harms and Clifford, 1980) remains a valid instrument when used to make cross-national comparisons of quality, and the advantages and disadvantages of using ECERS for this purpose. ECERS was developed to be used by a trained observer to rate the…

The IADIS CELDA 2012 Conference intention was to address the main issues concerned with evolving learning processes and supporting pedagogies and applications in the digital age. There had been advances in both cognitive psychology and computing that have affected the educational arena. The convergence of these two disciplines is increasing at a…

This document contains the second volume of the proceedings of the 30th Annual Conference of the International Group for the Psychology of Mathematics Education. Conference presentations are centered around the theme "Mathematics at the Centre." This volume features 60 research reports by presenters with last names beginning between Abr…