Scientific Annals of the Psychological Society of Northern Greece VOLUME 1  INFORMATION SCIENTIFIC ANNALS  OF THE PSYCHOLOGICAL SOCIETY OF NORTHERN GREECE ΙSBN 960-406-585-8 Edited annually by the Psychological Society of Northern Greece (PSNG) Volume1, 2003 Legally responsible: Anastasia Efklides, President of the Psychological Society of Northern Greece School of Psychology, Aristotle University of Thessaloniki, 541 24 Thessaloniki, Greece. Tel: ++30-2310-997374. Fax: ++30-2310-997384. E-mail: efklides@psy.auth.gr  Executive Committee of PSNG: Anastasia Efklides President George Grouios Secretary Philippos Vlachos Treasurer Anastasia Alevriadou Member Glykeria Pita Member  Editors of the 1st Volume: Anastasia Efklides Aristotle University of Thessaloniki, Greece Maria Tzouriadou Aristotle University of Thessaloniki, Greece Angeliki Leontari University of Thessaly, Greece Editorial Board Anastasia Efklides Aristotle University of Thessaloniki, Greece Diomedes Markoulis Aristotle University of Thessaloniki, Greece Jose M. Prieto Complutense University, Madrid, Spain Yannis Theodorakis University of Thessaly, Volos, Greece Maria Tzouriadou Aristotle University of Thessaloniki, Greece Marja Vauras University of Turku, Finland Publisher: ELLINIKA GRAMMATA: Emm. Benaki 59, 106 81 Athens, Greece Τel: ++30-210-3891800 - Fax: ++30-210-3836658 Bookstore: Zood. Pigis 21 & Tzavela 1, 106 81 Athens, Greece © Copyright 2003: Psychological Society of Northern Greece (PSNG) All rights reserved. No part of this publication may be reproduced, stored in a retrieval system or transmitted in any form or by any means (electronic, mechanical, photocopying, recording, or otherwise) for commercial purposes without the written permission of the copyright owners. Manuscripts submitted to the journal in no case are returned back. Τόμος 1, 2003                                                                                               Volume 1, 2003 ΕΠΙΣΤΗΜΟΝΙΚΗ ΕΠΕΤΗΡΙΔΑ  ΤΗΣ  ΨΥΧΟΛΟΓΙΚΗΣ ΕΤΑΙΡΕΙΑΣ ΒΟΡΕΙΟΥ ΕΛΛΑΔΟΣ έτος ιδρύσεως 2002 SCIENTIFIC ANNALS OF THE  PSYCHOLOGICAL SOCIETY OF NORTHERN GREECE founded 2002 ΨΥΧΟΛΟΓΙΑ ΚΑΙ ΕΚΠΑΙΔΕΥΣΗ Επιμέλεια Έκδοσης: Αναστασία Ευκλείδη Μαρία Τζουριάδου Αγγελική Λεονταρή PSYCHOLOGY AND EDUCATION Editors: Anastasia Efklides Maria Tzouriadou Angeliki Leondari ΕΛΛΗΝΙΚΑ ΓΡΑΜΜΑΤΑ                                                                               ELLINIKA GRAMMATA Τόμος 1, 2003                                                                                                  Volume 1, 2003 CONTENTS Authors list .........................................................................................................................XI Reviewers list .....................................................................................................................XV Preface          Anastasia Efklides .....................................................................................................XVII Prologue          Anastasia Efklides, Maria Tzouriadou, and Angeliki Leondari ................................................XXI Learning difficulties, social competence, and loneliness           Marja Vauras, Niina Junttila, Tuike Iiskala, Amu Kajamies,           Riita Kinnunen, and Ari Kaukiainen ....................................................................................1 "Dyslexia": Scientific ambiguities and pedagogical dead end          Maria Tzouriadou and Giorgios Barbas ..............................................................................11 A proposal for combinatorial training of cognitive and metacognitive abilities          Konstantinos Manavopoulos ...........................................................................................35 Prader-Willi syndrome: Clinical characteristics, cognitive profile,  educational and dietary management          Anastasia Alevriadou, George Grouios, and Irini Koidou ........................................................61 Effects of extrinsic feedback on performance and affect: The role of metacognitive experiences         Anastasia Efklides and Fotini Dina ....................................................................................77 The psychological basis of trust         Jose M. Prieto ............................................................................................................109 Teaching life skills through physical education          Vassilios Papacharisis and Marios Goudas ........................................................................123 The effect of an intervention project on the modification of students'  achievement orientation in physical education          Haralambos Tsorbatzoudis, Vassilis Barkoukis, & George Grouios .........................................141 Printed word recognition and use of contextual cues in reading:  Their relation with reading comprehension         Athanasios Aidinis .......................................................................................................157 Measurement and evaluation of graphomotor skills: Contemporary approaches         George Grouios, Anastasia Alevriadou, and Haralambos Tsorbatzoudis ..................................179 Learning of graphomotor skills: Effects of sex and age         Klio Semoglou, Konstantinos Hatzinikolaou, Argyro Zikouli,          and Nicolaos Kollias .....................................................................................................191 Drawing performance, metacognitive experiences and handedness in  school-age children         Panayiota Metallidou, Fotini Bonoti, and Filippos Vlachos .............. ......................................205 Conceptual changes in God concept: The effect of cultural context  among Christian and Muslim elementary school children         Dimitris Pnevmatikos and Nikos Makris ............................................................................231 Reading the Greek history schoolbooks as texts by which objects and  subjects of knowledge are constructed         Efthalia Konstantinidou ................................................................................................259 History or tale story? The limits of historical and mythical narration  in children's texts: Thematic analysis         Antreas Andreu, Ifigenia Vamvakidou, and Stella Kasidou ...................................................273 The representation of quantities in arithmetic notions and the  capability of preservice teachers to use them          Charalambos Lemonidis ...............................................................................................291