Here are some wonderful readers you can download (or read online) free!
I've spent my day downloading to a memory stick practical all of the ebooks available at Temkit's site! Here are some of my favorites so far:
Exploring Nature in Stories.....from Robert Burns, to Abe Lincoln and more!
An entire PDF Nature Library
Down Nature's Paths....inspiring stories with a Sabbath moral
And Temkit Sunday Papers for study
Oh just go start downloading the whole site :o)