Favored Freeware: Frozen Bubble

Frozen Bubble is a popular cross-platform game based on the original Puzzle Bobble. In this game, the player controls a cannon that shoots colored “frozen bubbles” and must match groups of three or more of the same color in order to clear the playing field before the bubbles reach the bottom.

Pros: Frozen Bubble features over a hundred levels and is a cross-platform game for Mac, Windows, Linux, and FreeBSD.

Cons: None significant.