Playing Call of Duty or Gears of War is not necessarily associated in people’s minds with improved mental function—better focus or an ability to switch attention quickly. Scientific studies, however, now show that, in fact, these games may be better at enhancing cognition than so-called brain games. Read “The Brain Boosting Power of Video Games by Daphne Bavelier and C. Shawn Green, and watch a video of Bavelier’s TED Talk: