Originally Posted by t3l01v
So I tried to install Flash Player
That said, how do I figure out which version of Android I'm running
The NookColor currently runs Android 2.1. Some hackers have a partially working 2.2 android Rom, Nookie Froyo,
available for use on the Nook.
I don't believe there is a fully working flash player for 2.1 (there may be limited, partially working ones). You could try Nookie Froyo.