Computer based learning in science : Proceedings Contemporary perspectives on new technologies in science and education An International Conference, 30 June - 6 July 2007, Crete - Κωνσταντίνου, Κωνσταντίνος Π.; Ζαχαρία, Ζαχαρίας Χ.; Παπαευριπίδου, Μάριος Ν. (University of Cyprus, 2007)