Tetro Classic is one of the Tetris Games that you can play on UGameZone.com for free. Drop down the falling blocks and complete horizontal lines. Complete lines disappear from the game. Use the arrow keys on your keyboard or the keys on the screen if you are on a mobile device.
Enable Flash in Chrome settings. When Flash is disabled, the label will read " Block sites from running Flash ".Click the toggle to enable flash and the label will read " Ask First ". Shown like the following:
Now Click And then,click " Allow " in the box that appears in the top-left to play the game.Shown like the following:
