First Private Mathematical School – Sofia/Bulgaria (2008-2009)

Front Row (Lto R): Teodor Tenev, Dani Vatkov, Aleksandar Marinov, Simona Benatova, Ivan Kalinkin, Kristian Mitov, Anna-Maria Vasilevska, Stefan Mihov

Back Row (L to R): Antonio Zgurov, Stefan Gadzhev, Antoaneta Grivekova, Kaloyan Plakunov, Ivana Lazarova, Emil Nechev, Rumyana Nakova, Maria Mileva, Kostadin Vlahov