Try out the new game Snail Mail from Sandlot Games. My friend Andy worked on this game, and I *almost* got my act together and did the voices for the enemies. Next time I will record the voices the night he asks for them rather than a week later.
http://www.dsfanboy.com/2007/11/23/black-friday-online-bargains-for-the-nintendo-ds/ They're listing sales for Cake Mania, Cooking Mama, The New York Times Crosswords, and Konami Classics for $9.99 each. I've played all four.