I like this idea but just a thought... If you had bad or drunk dart throwers and they kept hitting the corks would the corks eventually like chip away and look bad? I mean I guess you could probably just adhere another one in its place if that happens.
wanted to make game boards that you could take off the wall and actually use. To do this collect various games, we used monopoly which are 20x20 inches. Paint a canvas black, glue board to canvas and install a do it yourself fame, I go them from Michaels to fit the 20 inch canvas.