STONE is a game that requires players to manage a set of stone markers on a grid. The player's task is to clear the grid of stones by moving them into each other or into holes, with the goal of creating a row without any gaps.
The game does not have a story or storyline, but instead focuses on the strategic movement of stones to clear the grid. To play, simply navigate to the game online and start moving stones, without the need to download or register beforehand. As the game progresses, the player must adapt to the changing layout and think ahead to achieve a clear row and high score.