Bubble FlyTrix 

Excellent tetris-style arcade game - place the balls of the same color next to each other. They blow up when three or more come together, and remaining bubbles move up to fill the gap. More explosions - more points, no explosion - balls advance.
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Mosaic 

Mosaic is a puzzle game, with different playing modes and various skill levels. They all are united by common interface and idea - the goal is to match color blocks and remove them from the board. You could also play against the computer.
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