Pi in the Sky Tee Shirts

Pi in the Sky Tee Shirts

Pi in the Sky shirts and Gift Ideas by Mudge Studios for those that celebrate Pi Day every March 14th- more specifically honoring Pi Day at 1:59 PM- that's 3.14159. Pi Day should never end. Featured is the symbol Pi, in the sky of van Gogh's Starry Night. Great gift ideas for the math teacher, the mathlete, math student and arithmatic lovers of all ages.