Limit an iOS Device to Running a Single App - Learning in Hand | Eclectic Technology | Scoop.it
From learninginhand.com - September 30, 2012 7:21 PM

As part of iOS 6 Apple has provided "Guided Access" which allows you to lock the iPad into a single app. Why would you do this? To limit options for a student. For directions check out this post by Tony Vincent.