Go HERE to learn more about this very unique 5x5 project and how to play the game. I plan on playing tomorrow ( I know where the purple rocks are!) . Will let you know how it goes.

P.S. The Painted Rock Hunt Game by  Patrick McDonough  (2012) is a  5x5 project  curated by Laura Roulet. It is funded in part by the  DC Commission on Arts and Humanities  and the  DC Creates! Public Art Program .