Battleship hits theaters this Friday, and that has us eager to play the classic game. Whether you are looking to improve your strategic skills or indulge in a little nostalgia, we've listed four ways to digitally sink some battleships via iPhone apps, the Android Market, Facebook, and more. And for the serious players, check out this man's algorithm for the perfect Battleship game.

• iPhone — Play the classic Battleship ($1) game on your for iPhone, or opt to play the Super Weapons mode to earn higher player rankings and to unlock new weapons. The app also has WiFi, Bluetooth, and Pass & Play capabilities, so you can play Battleship with another player. In honor of the film, you can also play the game with its new cinematic twist Battleship Alien Invaders (free). All the classic features, but now with play options as the human navy or the alien forces.
• Facebook — The Facebook game Navy Battles: The Pacific Campaign is actually wildly addictive. Play is on a standard grid and includes bonus attack strategies like air attack, missile strikes, and guided torpedoes to help target the enemy's fleet.
• Android Market — In the Android Market, Dragonplay brings you Sea Battle Live (free), an online game based on the classic Battleship. The app is a true winner — earning nearly five stars from 5,745 reviewers. Play against friends or online opponents.
• Online — While you can't play Hasbro's official version of Battleship online, you can play a series of Battleship minigames, like "Quick Fire," a steer-and-shoot game.

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ArtCircles, a free iPad app, lets you spin through classic and contemporary art based on colors, words, or curators. Search for things like "blue," "van Gogh," and "kiss," to pull up art circles relevant to those key words. Tap the painting to learn about the piece's history and its artist and to even buy a framed print for your home collection. The app makes it a breeze to discover new masterpieces in the worlds of modern and classic art with a quick spin of a wheel.

Watch a video of artCircles in motion.

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