Improvements are required in any of the games and the game developers or platform providers continuously work toward that. Same way in Google Plus Games need few of the improvements to make the game enjoyable and interesting.
Following are the few of the improvements collection in the Google+ Games!
- Descriptions for the games before playing the game
- Trail games without giving profile information to the games developer
- Audio issue
Please add in the comments the other requirements or improvements you might think will help games!