Some of the Google plus users may observe a small icon on top of their streams, actually this icon indicates that Google+ Games are now available.
Google+ start offering a variety of games including Zynga Poker, Angry Birds, Bejeweled Blitz, Bubble Island, City of Wonder and many others.
Now the question how to Add and Play Google Plus Games?
The answer is really simple just click the icon and play your favorite game. Surf through All games, once you’ve found your favorite game, click Play, and Play it.
You play games on google plus and share updates with your friends and people in your circles.
At present Google+ Games are not available to all the users.