So what I did was take one of these cool folder things:
Open it up like this:
And paint it navy blue:
Then I drew the words fish in bubble letters:
Cut it out and glued a map to the back:
*map courtesy of my dad's car, because who even uses maps anymore?*
Please ask for parental permission before cutting up all of their old maps. I will not be held responsible for any groundings that occur due to the spontaneous destroying of said maps.
Then I hung it up the easiest way possible; hole punchers and ribbon. Add some burlap to hide an unsightly screw: