A screenshot of Half the Sky, where virtual successes sometimes lead to real-life donations. Games For Change hide caption

itoggle caption Games For Change

Kelly Kelley, who goes by the gaming pseudonym MrsViolence, streams her play nightly for her many fans to watch. Twitch.TV screenshot hide caption

itoggle caption Twitch.TV screenshot

A screenshot of the iPad game If, which aims to teach kids how to navigate interpersonal challenges and failures. NPR hide caption

itoggle caption NPR

Independent developer Jonathan Blow's time-warping, mind-bending puzzler Braid turned a hackneyed plot — little guy rescues a princess — into a melancholy meditation on love and loss. Microsoft/AP hide caption

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Recently released sports video games are touting how their high-powered graphics portray players like the Oklahoma City Thunder's Kevin Durant realistically. The realism extends to audio as well. 2K Games hide caption

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The Sony PlayStation 4 sells for $399. Pablo Blazquez Dominguez/Getty Images hide caption

itoggle caption Pablo Blazquez Dominguez/Getty Images

What's that worried look, Elizabeth? Could it be that there's more to BioShock Inifinite than meets the eye? Irrational Games hide caption

itoggle caption Irrational Games

Strenuous mental exercise like reading difficult books, solving tricky math problems — or, maybe, playing the right video game — can help keep a healthy brain sharp, research suggests. Images.com/Corbis hide caption

itoggle caption Images.com/Corbis

The American Academy of Pediatrics recommends that children have no more than two hours a day of "screen time." Marilyn Nieves/iStockphoto.com hide caption

itoggle caption Marilyn Nieves/iStockphoto.com

BioShock Infinite revolves around an Aristotelian tragedy with tragic heroes, grounded in a floating city set in 1912. Courtesy of Irrational Games/2K Games hide caption

itoggle caption Courtesy of Irrational Games/2K Games

Gears of War: Judgment hit stores on Tuesday. Courtesy Microsoft Studios hide caption

itoggle caption Courtesy Microsoft Studios

Electronic Arts CEO John Riccitiello, seen here speaking at the E3 Expo in 2010, is stepping down, the company announced Monday. Michal Czerwonka/Getty Images hide caption

itoggle caption Michal Czerwonka/Getty Images

A screenshot shows game designer Mike Mika's Donkey Kong: Pauline Edition he created for his daughter show she could play as a female hero. Screengrab via YouTube hide caption

itoggle caption Screengrab via YouTube

The Tomb Raider video game franchise started in 1996. The latest version of the game starring Lara Croft (a character played by Angelina Jolie in film adaptations) is being released Tuesday. Courtesy of Square Enix hide caption

itoggle caption Courtesy of Square Enix