A guide to the new features can be found here: http://www.apple.com/ios/whats-new/
A Guide for Education and the new features can be found here http://www.apple.com/ios/education/
The update contains features such as a easy to access control panel, easier multitasking, changes and updates to the camera feature and the air drop feature which allows for easier sharing of photos ad videos, there is so much more.
I have not downloaded it yet need to free up some space on my ipad.
Let me know what you think of it