Sapounidis T, & A. Tsirantonakis,. Microsoft Office Applications., Thessaloniki, Copy City (2003).
Sapounidis T, & A. Tsirantonakis,. Personal Computers and Applications., Thessaloniki, Copy City (2004).
Sapounidis T, & A. Tsirantonakis,. Internet and Services., Thessaloniki, Copy City (2004).
T. Sapounidis, and S. Demetriadis (2009) “Tangible Programming Interfaces: A Literature Review”, 4th Balkan Conference in Informatics. Thessaloniki, Greece 17 -19 September, 2009, pp. 70-75.
T. Sapounidis, and S. Demetriadis (2011) “Touch Your Program With Hands: Qualities in Tangible Programming Tools for Novice”, 15th PCI (ΙΕΕΕ). Kastoria, Greece 30 September - 2 October 2011, pp. 363-367.
T. Sapounidis, and S. Demetriadis, (2012) “Exploring children preferences regarding tangible and graphical tools for introductory programming: Evaluating the PROTEAS kit”, 12th IEEE International Conference on Advanced Learning Technologies (ICALT 2012), Rome, Italy July 4-6 2012.
Stavros Demetriadis, Soumela Atmatzidou, Theodosios Sapounidis (2012) “The AUTh Framework for Research in Educational Robotics: Collaboration Scripts, Metacognitive Skills, Tangible Interfaces and the CPPC+ Model”, 3rd International Workshop Teaching robotics, teaching with robotics Integrating Robotics in School Curriculum. Riva del Garda (TN), Italy April 20th 2012.
Τ. Sapounidis, and. Α. Litsardakis, “Theory and construction characteristics of accelerometers”, Bulletin of the Hellenic Association of Mechanical & Electrical Engineers, Issue No. 359/March 2003.
Τ. Sapounidis, Μ. Anagnostou, “Working characteristics Piezoelectric Accelerometers”, Bulletin of the Hellenic Association of Mechanical & Electrical Engineers, Issue No. 370 September 2004.
Τ. Sapounidis, Μ. Anagnostou, C. Bantis, “Calibration of Acceleration Sensor Standards with Laser Interferometry”, Bulletin of the Hellenic Association of Mechanical & Electrical Engineers Issue No. 388/June 2006.
Τ. Sapounidis, and S. Demetriadis (2013) “Tangible versus graphical user interfaces for robot programming: exploring cross-age children's preferences,” Personal and Ubiquitous Computing 17 (8): 1775-1786.
Τ. Sapounidis, S. Demetriadis, I. Stamelos (2014). “Evaluating children performance with graphical and tangible robot programming tools”. Personal and Ubiquitous Computing DOI 10.1007/s00779-014-0774-3.