'When is Cheryl's birthday?' math problem may have got the top scholars around the world on their toes, but not the Twitteratis! They rather came out with amusing solutions to the problem.The Math ...

The Weekend Edition Saturday Math Guy, Stanford professor Keith Devlin, has a problem. In fact, he has more than one... which he's happy to share with Scott Simon. What is the probability that in a ...

Libby Nelson was Vox’s editorial director, politics and policy, leading coverage of how government action and inaction shape American life. Libby has more than a decade of policy journalism experience ...

Can you figure out when Cheryl’s birthday is? A puzzling logic problem for middle school “mathletes” in Singapore has gone viral online. After a television host in Singapore posted the question to his ...

A math problem intended to identify the top 40% of students has become the obsession of the Internet. The seemingly simple question: ‘When is Cheryl’s birthday?’ You can save this article by ...

Are you smarter than a really smart Singapore high school student? See if you can figure out Cheryl’s birthday, the Singapore logic problem that’s got the Internet twisted into knots. Some are even ...