1. Nikos Kanderakis
    Secondary school science advisor, nikanderakis@yahoo.gr

  2. Anastasios S. Anagnostopoulos 1 , Konstantinos T. Kotsis 2
    1 Science Teacher-PhD candidate-Department of Primary Education, University of Ioannina me01622@cc.uoi.gr
    2 Associate Professor- Department of Primary Education, University of Ioannina kkotsis@cc.uoi.gr

  3. Pandora Hadzidaki
    PhD, Department of Philosophy and History of Science, University of Athens
    Physics Teacher in Secondary School Education
    hadzidaki@otenet.gr

  4. Athanasios Velentzas 1 - Krystallia Halkia 2- Constantine Skordoulis 3
    University of Athens
    (1) avelentz@gmail.com
    (2) kxalkia@primedu.uoa.gr
    (3) kskordul@primedu.uoa.gr

  5. K. Makri 1, S. B. Pavlides 1, N. Kastanis 2
    1 Department of Geology A.U.Th., kmakri@geo.auth.gr, pavlides@geo.auth.gr,
    2 Department of Mathematics A.U.Th., nioka@math.auth.gr