Stack them alternately, open end, closed end. As seen below:
Now, sew them together through the middle axis, or alternately you can staple them together. I used a big bulldog clip to hold mine together and punched holes in them with my Crop-A-Dile. Then I sewed them together. Finally, I laced paper punched flowers through the holes.
Fold your album like a book, with the sewing line as your binding (as in a book.