In June 1985, Alexey Pajitnov designed the game and gave the name using Greek numerical prefix "tetra". Tetris "English name" is a Puzzle game. This is world wide known game. This game play with flash so you need to install flash player before playing this game. After downloading game zip file extract to unzip and play your favourites tetris game. Open the game and click "click to start" for starting game just use four arrow keys.