The bat-and-ball problem is a famous math puzzle that more than half of people—even Harvard graduates—get wrong. It's ...

Viral elementary math question has stumped a teacher - can you solve it? - Bobby Seagull is baffling the internet with a math problem from a 7-year-old that even he can’t solve ...

Among high school students and adults, girls and women are much more likely to use traditional, step-by-step algorithms to solve basic math problems – such as lining up numbers to add, starting with ...