A maths problem set for teenagers taking the Singapore and Asian Schools Maths Olympiads (SASMO) has gone viral for one reason. It’s impossible.* “When is Cheryl’s birthday?” is the question and the ...

Cheryl's birthday puzzled Albert, Bernard and a bunch of kids from Singapore. Here's the definitive way to figure it out Get daily headlines and breaking news alerts for FREE by signing up to our ...

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 ...

ABC News' Gio Benitez looks at the math question driving the Internet crazy. — -- A math problem from Singapore has gone viral and is driving the Internet crazy. The question everyone wants to ...