Pi day linksPi Day (no votes yet)Loading... Happy pi day all! Enjoy these pi links: Fun pi day puzzle (Take the Pi Day Challenge) Pi day wiki entry Previous MathFail post on memorizing pi Dinosaur comics pi day comic SMBC pi comic BrownSharpie pi comic archive Toothpaste for Dinner pi comic xwhy pi day comic Piday.org link Dark Pi Song Catchy Pi Song

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