Tetris is more than a puzzle; it is a cognitive tool that has been shown to boost critical thinking and even reduce symptoms of PTSD. Despite these benefits, it is frequently categorized as a "distraction" in professional and educational settings. The "Unblocked" movement is a grassroots response to these restrictions, leveraging web technologies to keep the game playable anywhere.
The game was created in by Soviet programmer Alexey Pajitnov at the Dorodnitsyn Computing Centre in Moscow. The name itself is a clever portmanteau: tetris unblocked