Νησιά και κεντρική εξουσία κατά τα έτη 1081-1204. Μία παραδοσιακή σχέση σε κρίση;

The theory of distance education and its complexity

English The discussion about the theory of distance education in recent years brought about many questions and created new ones. The form of distance education and the modes of its implementation, especially with the development of technologies, changed its character. For a period of time, this created confusion to the people involved. However, what seemed as confusion was, in fact, no more tha...

The use of a Course Management System for the investigation of the relationship between collaboration and students' achievement in a course of Physics

English Abstract In this paper we investigate the relationship between task structure, collaborative group interactions and students' achievement when a Course Management System is used. For this purpose we use the Moodle course Management System (http://www.moodle.org) during a postgraduate course titled "the use of ICT in Physics". The choice of the particular software was made as it promotes...

Acquisition of lingual obstruents in Greek

Η παρούσα μελέτη ερευνά την κατάκτηση των γλωσσικών αποφρακτικών συμφώνων της Ελληνικής από τα παιδιά. Προηγούμενες έρευνες έχουν επισημάνει ότι η κατάκτηση ενός συμφώνου μπορεί να επηρεάζεται από τη συχνότητα εμφάνισής του στη γλώσσα καθώς και το φωνηεντικό του περιβάλλον. Στα Ιαπωνικά, π.χ., έχει αναφερθεί ότι το / k/ κατακτάται πριν από το /t/ και αυτό μπορεί να σχετίζεται με (α) τη μεγαλύτε...

Virtual Reality in Education: A Theoretical Approach for Road Safety Training to Students

English The unsystematic way Road Safety is taught in Greece's primary schools led us to reassess the teaching framework of the subject, examining ways in which Information and Communication Technologies (ICT) might provide solutions that are more efficient. Among the various technologies considered, Virtual Reality (VR) seems to amass a number of interesting characteristics. The article discus...

Translation Series No. 1081