The C.AR.ME. microworld: Kordaki, M. and Potari, D. (1998). An e-learning environment for the conservation of area and its measurement. Presented in paper J2.

L.E.C.G.O: Kordaki, M. (2010), Kordaki, M. (2007), Zikouli, K., Kordaki, M. & Houstis, E. (2003). An e-learning environment for basic aspects of programming and C in the context of drawing using geometrical objects. Presented in papers J19, C6 and C34.

Bubble sort: Vlachogiannis, G., Kekatos, V., Miatides, M., Misedakis, J., Kordaki, M. and Houstis, E. (2001). A multiple Representational environment for the learning of the ‘Bubble sort’ algorithm. Presented in paper S13.

Basic algorithmic structures: Tsonis, G., Katis, Α., Palianopoulos, J. And Παλιανόπουλος I. & Kordaki, M. (2002). A multiple Representational environment for the learning of basic algorithmic structures by beginners. Presented in paper S15.

Files and Peripheral storage Devices: Venakis P., Giannakopoulos J., Pirli, M. andKordaki, M. (2002). A Web-based multiple Representational environment for the learning of files and peripheral storage media. Presented in paper S17.

VOLUME: A Computer Microworld for the Learning of the Concept of Volume. Kordaki, M. and Pomonis, T. (2005). Presented in paper C8.

Sorting Algorithms: Kordaki, M , Miatides, M. and Kapsampelis, G. (2005). A multi-Representational Environment for the Learning of Sorting Algorithms. Presented in papers J14, C13.

A web-based learning environment for the learning of mathematical concepts by Primary level education pupils: Greek National Education Institute. Scientific co-ordinator.

K-12 learning activities in the context of Cabri-Geometry II: A portal. Presented in papers S23, S31, S32, and S33.

A microworld for the Learning of Binary Representations by Primary Level Education Pupils: Kordaki, M., Stergios, G. and Tegos, C. (2006). Presented in paper C17 .

PAP: A microworld for the Learning of parallel processing by beginners. Solos, J. and Kordaki, M., (2006). Presented in papers S36 and C30.

A Computer Card-Game for the Learning of the Binary System by Primary Level Education Pupils: Kordaki, M., (2010), Kapros, H., Sikiniotis, S. and Kordaki, M., (2007). Presented in papers J22 and C35.

A Drawing Environment for the Beginners’ Learning of Programming and C. Kripotos, G. αnd Kordaki, M., (2008). Presented in paper C36

Metaphor-Based Educational Software for Beginners’ Learning of Operating Systems. Kordaki, M., Strimpakos, G., Charalampides, Z. and T. Daradoumis (2008). Presented in paper C37.

Super Mario: a collaborative game for the learning of variables in programming. Christos Theodorou and Maria Kordaki (2010). Presented in paper J20.

A Computer Game for an Information Technology Class. Couseiro, M-R., Veloso, A., Papastergiou, M. and Kordaki, M. (2010). Presented in paper C50.

Virtual Student’s Bar: Educational Software for the Novices’ Learning of Iteration Algorithmic Structures. Kordaki, Μ. and Kalavrouziotis, V. (2011). Presented in paper C55.