I had this idea and it turned out perfectly. What you do is buy a $.69 mini composition book from wal-mart and paper clips then…http://i1325.photobucket.com/albums/u638/Leinadyoyoer/IMG_4445_zpsb9027257.jpg
http://i1325.photobucket.com/albums/u638/Leinadyoyoer/IMG_4447_zps16ace464.jpg
http://i1325.photobucket.com/albums/u638/Leinadyoyoer/IMG_4448_zps730ab604.jpg
I wrote down some tricks and you put money in the paper clips.
Interesting all you might want to do is have a nice fabric backing and pockets to make it look nicer.
I was thinking about putting pockets. The paper clips work great though.
You could mx this with duct-taping and make some duct tape pockets. But cool idea.