This is pretty awesome. Get the whole Eagle Books series for free!
Click on the dropdown menu that shays ‘Material Type’ and pick ‘Book’. In the box that says “Search For Text” you will put the code: 997956 for book 1, 998265 for book 2, 998449 for book 3 and 998450 for book 4! Then enter 1 in the quantity, add to cart and check out on the right hand side of the page.