If you've been craving a game of Trivial Pursuit but can't manage to get your friends together, you may want to check out one of the newest additions to the Play Store. QuizUp is a slick and fast trivia game with a focus on head-to-head multiplayer. The easy matchmaking, varied topics, and impressive presentation have made it a hit on iOS, where's it's maintained a 4.5-star rating.

The game is very simple: log in via Google+, Facebook, or email, select a category, and you'll be automatically matched with a random player who's near your skill level.