Personally, I've never understood the fascination some people have for playing computer games. I would rather open a vein with a rusty nail I think!
This looks a little different though, so maybe there is some merit to it. Reduce stress? I don't know. The object of the exercise is to click on the smiley faces.
"What are you smirking at...?" hehe I wonder!
MindHabits: "Stress Reduction and Confidence Boost
MindHabits is based on new scientifically tested tools published in a journal of the American Psychological Association that help players reduce stress and boost self confidence and esteem using principles from social intelligence research."