Today is March 14 (3/14), which for geeks is known as Pi Day. Take advantage of the festivities like the ThinkGeek Pi Day Sale where you can save an incredible appropriate 31.4% Off Sitewide!
To cash in on the savings, just head over to ThinkGeek.com today and enter ThinkGeek promo code PIDAY19 during checkout to score your 31.4% discount. This amazing deal is just for one day, March 14, 2019, so hurry up and save while you can. Shipping is free on orders of $50 or more.