I still have several 4" x 4" mini albums from my days as a TLC consultant and they were perfect for this project.
I kept the covers very simple so they can be carried in a bag.
Here is the bare bones -
and a finished version.
Even though they're only 4" x 4", they still took just as long to make as a larger page. But they were well worth the effort, I'm happy with how they turned out and they were fun to make.



