I found this app which gives a little bit about the history of Android and delves in to some of its special features. It runs through each Android version since inception in 2009 and details what each version was capable of.
https://play.google.com/store/apps/details?id=com.newaageappz.androidinfo
https://play.google.com/store/apps/details?id=com.newaageappz.androidinfo
