The Nintendo DS continued its market crushing, dominating momentum in 2007. The $130 system is not just beating its competition, it's absolutely destroying it -- the focus on both the casual and hardcore players in a variety of different gaming genres has pretty much ensured a spot in any consumer's pockets. And boy, were there a lot of really excellent games released in the past year. Puzzle games, racing games, adventure games�you name the style of game, and the Nintendo DS has one that'll satisfy your itch. But which ones scratched the best? Read on.