Sierpinski carpet and maze - Tatjana Stanković, Podružnica Društva matematičara Pančevo, with 11 students from ETŠ " Nikola Tesla", carpet number 239.
https://eteblog.wordpress.com/2015/05/07/serbia-5th-iteration-of-the-sierpinski-carpet-project-in-pancevo/
174.Architectural technical high school, Belgrade, Serbia (Milena Jeretin)
Memory game - fractal structures
https://www.facebook.com/media/set/?set=a.10200298768588554.1073741840.1734023610&type=1&l=494e712daf
Details about the game and explenations are in the article Matematika i informatika