I love using the rooted Nook Simple Touch for work outside in the sunshine. Unfortunately, recent versions of Ankidroid have a particular bug that hasn't been fixed in production code yet. Here's a link to a custom compiled version of Ankidroid for NST, including a more detailed description of the problem:
http://theitcrow.wordpress.com/2013/08/18/ankidroid-crashing-on-nook-simple-touch/
