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 ...

It’s been a tough year for parents trying to keep up with their kids in math. Last March, a North Carolina father tried to help his son with a word problem and ended up writing a note to the teacher ...

See if you can figure out Cheryl’s birthday, the Singapore logic problem that’s got the Internet twisted into knots. Some are even saying it’s the math equivalent of the “What color is the dress” ...

Just when you thought you've seen it all, a math problem goes viral. A math problem. This word problem from a Singapore high school has puzzled internet users for the past few days. A hypothetical ...

When, exactly, is Cheryl’s birthday? A charming logic puzzle led to much hand-wringing over this question in the past week. A prompt about two men, Albert and Bernard, trying to figure out a woman’s ...

(via SciShow) There's a rather famous problem in math of probability called the Birthday Paradox. Let's get into how it works, and how creative uses of this hypothetical problem have real-world ...