published on: 2014-05-04 13:53:34
geekypornygirl: by Matt Sharkey
things-ill-do-to-you: .
bigchil3.tumblr.com/post/84721663382/
unpetitlapinou
unpetitlapinou: Math genius gets to map circumference, radius,
unpetitlapinou: There’s no morning light yet here, but my