1. L.Prinou, L.Halkia, C .Skordoulis
    Laboratory of Epistemology & Science Education, Pedagogical Department
    P.E., National and Kapodistrian University of Athens
    lprinou@primedu.uoa.gr, kxalkia@primedu.uoa.gr, Kostas4skordoulis@gmail.com

  2. Michalis Ioannis, Tsaliki Christina, Chatzivasileiou Evanthis
    Aristotle University of Thessaloniki, gmichal@eled.auth.gr
    Aristotle University of Thessaloniki, xtsaliki@sch.gr
    Aristotle University of Thessaloniki, evanthys@otenet.gr

  3. George Papageorgiou, Dimitrios Stamovlasis and Philip Johnson
    Department of Primary Education, Democritus University of Thrace e-mail: gpapageo@eled.duth.gr

  4. Anna Varsamou, Vasilis Tselfes, George Fassoulopoulos
    "Didaskalio" of Early Childhood Education, University of Athens, indieann@gmail.com
    Faculty of Early Childhood Education, University of Athens, tselfesv@ecd.uoa.gr
    Faculty of Early Childhood Education, University of Athens, gfasou@yahoo.gr

  5. Assimopoulos Stefanos, Stavrou Dimitrios, Skordoulis Constantinos
    National and Kapodistrian University of Athens, asimstef@yahoo.gr
    National and Kapodistrian University of Athens, stadim@otenet.gr
    National and Kapodistrian University of Athens, kskordoul@primedu.uoa.gr

  6. Kotsis T. Konstantinos1
    Mpasiakos George 2
    1 Associate Professor Department of Primary Education, University of Ioannina kkotsis@cc.uoi.gr
    2 Teacher in Primary School, basiakos@sch.gr

  7. Maria I. Chaitidou1, Spirtou Anna2, Kariotoglou Petros3
    1 Biology teacher, 3rd Lyceum of Ptolemaida, chaitidou@gmail.com
    2 University of Western Macedonia, Faculty of Elementary Education
    3 University of Western Macedonia, Faculty of Nursery Education

  8. Anastassia Evagelopoulou
    Physics teacher, Secondary Education, e-mail: anevag@otenet.gr
    Pavlos Mihas
    Demokritus University, Department of Elementary Education, pmichas@eled.duth.gr

  9. Helen Tseou
    PhD, Aristotle University of Thessaloniki
    etseou@nured.auth.gr

  10. Ioannis Soulios, Dimitris Psillos
    Elementary Education School Advisor, souliosg@otenet.gr
    Aristotle University of Thessaloniki, psillos@eled.auth.gr

  11. Labrini Nikolaou
    King's College London, labrini.nikolaou@kcl.ac.uk

  12. Georgios Kountouriotis & Pavlos Mihas
    Secondary Education, 4th Senior High school of Kavala, geokounto@sch.gr
    Democritus University of Thrace, Department of Primary Level Education, pmichas@eled.duth.gr