A hands-on iPad experience
The Google+ app for iPad was designed with the device in mind. Your stream styles content based on popularity, type and orientation. We’ve also added unique ways to interact with the app—lean back and try these out:
Pinch and expand posts right in your stream to add your comments
Use two fingers to drag a post from your stream to easily re-share it
Start a Hangout from your iPad and stream it to your TV using AirPlay
Read more:
http://googleblog.blogspot.com/2012/07/google-app-for-ipad-available-now-in.html