Kindlepedia
http://www.edukindle.com/downloads/kindlepedia/
Try this out...on your PC go to a wikipedia article that interests you copy the URL and paste it onto the field...if you don't want to put your email adress on the next field just make one up, it still works. Hit the button and a download link appears, hit that and it will save it to your PC then drag it onto the documents folder of your kindle and you have a perfectly formed and readable wikipedia article on your kindle to read whenever you want.
