Mental Floss

MATH

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This puzzle will make you glad to be out of elementary school.

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These logical pirates will divide their booty based on a "yarr"/nay vote.

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Alan Turing broke the Enigma code. What was broken in the Enigma system itself?

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They were incredibly talented mathematicians—but they rarely used numbers in their math.

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And how do you quell it?

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It's been called the hardest logic puzzle ever made. We agree.

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Get out your scratch paper....

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More ways than there are atoms on Earth. But why?

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You have to lick a frog in order to survive. But WHICH frog?

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It would need to be 4400 feet tall, though.

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Running the computer program to calculate it took a week.

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You need to figure out three numbers based on a handful of clues. If you fail, you'll be eaten by mutant salamanders.

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A Danish study found that integrating physical activity into math lessons boosted kids’ test scores.

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Mid-air refueling for the win!

Serving a crowd? Break out the pizza cutter and prepare to do some math.

When it comes to getting the most out of your favorite meals, the hungriest minds in the fields of math and science have got your back.

Serving a crowd? Break out the pizza cutter and prepare to do some math.

When it comes to getting the most out of your favorite meals, the hungriest minds in the fields of math and science have got your back.

Charlie Nordstrom

Math +3D printing + turntable = trippy animation.

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It's a matter of probability.

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This classic math problem can be maddening.

Crochet Coral Reef project by Margaret and Christine Wertheim and the Institute For Figuring, 2005-ongoing. Photo © Institute For Figuring

Sisters Margaret and Christine Wertheim started the Crochet Coral Reef project in 2005 when they learned pollution and global warming may soon completely destroy the Great Barrier Reef in their home country of Australia.

MIGUEL PALACIOS/COVER/GETTY IMAGES

Your morning routine gets quantified by mathematical models.

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This one's a stumper.

Julia Margaret Cameron via Wikimedia // Public domain

She was one of the last great thinkers of ancient Alexandria—before she was brutally murdered.

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You could be an underwater archaeologist or a flavor technologist.