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Take a Bite Out of ThinkGeek's Huge Pi Day Sale

31.4% off select items | ThinkGeek
31.4% off select items | ThinkGeek
Graphic: Jillian Lucas

It’s a day full of geekery. In honor of 3/14 aka Pi Day, ThinkGeek is taking 31.4% off 314 products. Grab clever t-shirts or a mug to show off your brainiac tendencies. Or stock up jewelry and accessories for the next birthday or anniversary or whatever.

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