I made one of these for my e-reader. If you know the size of the Ipad you could just enlarge it. I used some jelly roll strips that I had left over for mine. I used the new iron on velcro to keep it closed. Here is the Moda Bake Shop Website
http://www.modabakeshop.com/2009/05/bookkeeper.html
And here is a photo of my cover: