Free download of
How to Understand the Bible, by Mel Lawrenz. This is a $3.99 Kindle mobi at Amazon. Rated 4.6 stars, from 45 reviews there.
You can get either or both the ePub and/or PDF. There is a free group discussion guide, too, that is available in the PDF.
Follow
this link to get the
freebie(s). You must register first, but if memory serves me correctly it involves only giving a valid email address and your first name.