While you are on the site, in your browser find and click "Add to Home Screen" A CGN beaver app icon will then be created to your phone that is directly link to the site.
Note: This feature may not be available in some browsers.
What sunray says. Not only that, there's something that's really nice about a book that you just can't get from a PDF file. For instance, I have lots of hunting mags and catalogues and loading data as reading material in the bathroom, can't picture a laptop though