WV Reads is your gateway to the world of books that can be read on your E-reader.  There are several ways that you can download and read books Free.  
Here are some of the formats (ways) you can download and read E-Books:
I-PAD.  Powered by OVERDRIVE.  You can download this from from several places on the web site.  Here is a link to that can show & explain everything:

You will see that there is also an application that allows you to read books on your PC, laptop or Desktop computer.  This is from ADOBE.

There is also a KINDLE reader application for PC & Laptop

For Kindle Fire tablets, no other downloads are needed.  Just select Kindle when asked what kind of download you want for the book you have chosen.
E-Book Applications Help