One of the cooler games that launched with the original iPod was music quiz. It did something interesting (albeit a little under-developed) by making you guess which song you were listening to in an attempt to see how well you knew your music library. In that same spirit of using content that's already there is PopJax, a trivia game that uses Web media and user-created questions to entertain. It started out as a Facebook app, but has launched as a standalone site this morning.
The quizzes on the site are designed entirely by users. Most are multiple-choice, but creators … Read more