World’s Strangest

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One Day Only—20% Off The mental_floss Split Decision Game!

*The Split Decision game offer starts now and ends tonight, October 26, 2012, at midnight EST. Not valid with previous orders, exchanges, package deals, or in combination with other coupon codes. Mental Floss, Inc. reserves the right to change or cancel this coupon at any time without notification.

Sequels That Improved on the Original

On Fridays, I post a series of unrelated questions meant to spark conversation in the comments. Answer one, answer all, respond to someone else’s reply, whatever you want. On to this week’s topics of discussion… 1. Most sequels are not very good, or at least not as good as the thing that made people decide another [...]

Your All-Time Favorite Children’s Books

1. Whether or not you have kids, you were one at some point. Can I get your help compiling a list of the best children’s books? There must be some parents out there looking for reading material. 2. What is the most underrated city you’ve visited or lived in? 3. If you had to be roommates with [...]

How Many Jelly Beans Are in This Cup?

First person to guess correctly wins a copy of Split Decision. Or the jelly beans. Your call.

20% Off Sale!

Through 11:59 p.m. EST tonight, enjoy 20% off all regularly priced items* in the mental_floss store when you use the code 20BYGEORGE. *Excludes magazine subscriptions, package deals, and clearance items. Take 20% off presidential products like our Constitution T-shirt, presidential bookmarks, and History of the United States book. You can also take 20% off new products, like [...]

11 Great Gift Ideas We’ll Ship to You for Free Today

There’s a sale going on in the mental_floss store this weekend. Here are just a few of the great gift ideas you can get with FREE SHIPPING today (no minimum; U.S./Canada orders only) — just use the coupon code BESTTHING during checkout. (No, this does not count as one of the ’11 lists’ you were [...]

Halloween or Williamsburg?

If our grand plan for a Split Decision game show ever comes together, I’m ready to give the people behind Tumblr blog “Halloween or Williamsburg?” their own segment.

Woman has 20 personalities

Kim Noble suffers from a rare condition known as split personality disorder and has over 20 alter egos. Kim’s personalities can come forward and take …

Quiz: Did Andy Rooney Really Say That?

Andy Rooney announced today that Sunday will be his final 60 Minutes commentary. This likely means it’s the last time we can trot out this old Andy Rooney quote quiz. (Though I still hold out hope we can get an “Andy Rooney Observation or Kenny Bania Joke?” quiz together, which is one of the pairings [...]

Create Your Own Unit of Measurement (And Win!)

© Joe Giron/Corbis We recently discussed a few unusual units of measurement, including the Wheaton (500,000 Twitter followers) and the milliHelen (the quantity of beauty required to launch a single ship). On the chalkboard of made-up measurements, there’s still plenty of room. So let’s invent some new ones! Your fake units can measure anything: height, weight, time, [...]