Tetris

Tetris

A tetris is a tile-matching puzzle game, developed in the Soviet Union in 1984. The game has a simple goal of destroying lines of block before it reaches the top. The line is made up of a square block. etrominoes is the shape of the 4 connected blocks that falls vertically down.

Excatly how it work ?

Match line horizontally or vertically in a full straight will give you points.