For #GivingTuesday, consider donating to Worldbuilders, where your gift will be doubled, and you can win some…

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For #GivingTuesday, consider donating to Worldbuilders, where your gift will be doubled, and you can win some awesome stuff.

http://blog.patrickrothfuss.com/2015/12/a-story-about-my-mom-haiti-and-irresistible-math/