Background: Because of coronavirus disease 2019 (COVID-19) in Italy, control measures were adopted, such as closure of schools, universities, workplaces, and subsequently lockdown, so everyone's life changed. This is associated with psychological disorders in general public and in particular on students. Objective: To evaluate validity and…

Technology has been part of the language learning process, both inside and outside the classroom, for decades, helping to bridge the gap between different contexts of learning. At the same time, the concept of lifelong-learning has widened our understanding of what learning is, what different forms it can take, and of the importance of considering…

In England, a 40-item test of a child's ability to draw the ground floor layout of his or her home was developed. Findings of initial analyses indicated that subjects' drawings improved between the ages of 6 and 12 years. In order to test the cross-cultural validity of the standardization of the test and to see if the order of concept development…

The equivalence between a statement and its contrapositive is so obvious for an expert that, usually, he does not need any explanation. In this paper, we shall examine the argumentations which students produce in order to justify a statement that, in their opinion, is equivalent to a given statement. We shall observe that the most common…

Two of the greatest problems of research on affective factors, and in particular, research on beliefs, is "what" and "how" we observe. The first difficulty is due to the lack of a clear terminology; but even once it has been clearly decided what to observe, it is not easy to put this into practice. This report describes from a…

This paper analyses a case study of a pair of students working together, who were asked to produce conjectures and to validate them within the dynamic geometry environment Cabri. Our aim is to scrutinize the students' reasoning, how the gap from perception to theory is filled, how Cabri influences the reasoning. We have singled out a sequence of…

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…