A. Velentzas και Halkia, K., Συγγρ., ‘The use of thought experiments in teaching physics: The case of the principle of equivalence’, in ESERA 2011, Lyon, France, 2012.

A. Velentzas και Halkia, K., Συγγρ., ‘The “Heisenberg’s Microscope” as an Example of Using Thought Experiments in Teaching Physics Theories to Students of the Upper Second School’, Research in Science Education, τ. 41, 2011.

A. Velentzas, Halkia, K., και Skordoulis, C. D., Συγγρ., ‘The Use of Thought Experiments in Teaching Physics Theories of the 20th Century to Students of the Upper Secondary Education’, in 11th International IHPST and 6th Greek History, Philosophy and Science Teaching Joint Conference, Thessaloniki, Greece, 2011.

A. Velentzas και Halkia, K., Συγγρ., ‘The Use of Thought and Hands-on Experiments in Teaching Physics’, in 7th International Conference on Hands-on Science, Rethymnon, Greece, 2010.

A. Velentzas, Halkia, K., και Skodoulis, C., Συγγρ., ‘Thought Experiments: A tool for teaching Physics Theories in Secondary Education. The case of Heisenberg’s microscope’, in ESERA 2009 , Istanbul, Turkey, 2009.

‘The use of thought experiments in Greek physics textbooks in the field of Newtonian mechanics’, in International meeting IOSTE on critical analysis of school science textbooks, Hammamet, Tunisia, 2007.

‘Thought experiments in physics theories of the 20th century: a tool for popularization and teaching in secondary education’, in European Science Education Research Association Conference (ESERA) “Contributions of Research to Enhancing Students’ Interest in Learning Science”, Barcelona, Spain, 2005.

‘Thought Experiments in the Theory of Relativity and in Quantum Mechanics: Their Presence in Textbooks and in Popular Science Book’, in 8th International History, Philosophy and Science Teaching Conference “Teaching and Communicating Science”, Leeds, UK, 2005.