You know how to work out your muscles regularly—just fill your backpack with rocks—but how do you keep your brain exercised? From the creators of Rosetta Stone, Fit Brains offers a regimen of more than 60 mind-straining games and exercises designed to challenge and stimulate players' mental acuity as well as their emotional intelligence. Need to buff up your visual-spatial abilities? Engage your focus? Stimulate your memory? Test your logic? Remember lists of questions? Enhance your communication skills? There are games to test all of these skills and more. Within the app, you can also customize the entire training program so you can stimulate all of the areas that you need to work on and keep track of your game scores' improvement—or compare them to other players around the world.