Originally Posted by Jan in VA
Personally I think the randomness of the letters is a good learning tool, sort of a "where's waldo" kind of thing; I'd leave it as a panel.
You might make one narrow "stopper" border of white or black, then a border of random lengths of strips of fabric similiar to colors in this panel. A piano key border would work well, too.
Jan in VA
I think Jan's idea would be great.