The three types of rock October 21st, 2011 • Filed under: geology | humor Hah. My sister sent this to me. Related Posts Winter in San Francisco February 22, 2012 The best form of debugging… January 14, 2022 programmer-humor The Size of This World Never Ceases To Amaze Me January 21, 2006 field-camp | new-zealand ← Previous Post Extrapolating the screen size of Android mobile phones over time. Next Post → Stop SOPA
