What comes to your mind when we say the word ‘Tetris’? It would surely teleport you back to the 80s and the huge impact it had during the time of its release by the Nintendo Entertainment System. You would be shocked to know that Tetris is not a Japanese creation, but is actually Soviet Union’s first entertainment software to make it to the United States. The creator is Alexey Pajitnov, a Russian scientist and game developer.