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” ...
A troubling math problem that led to a "heated conversation" among one fifth-grader's family has sparked similar debate on social media. Math differs from other subjects in that the answers students ...
A new proof about prime numbers illuminates the subtle relationship between addition and multiplication — and raises hopes for progress on the famous abc conjecture. One morning last November, the ...
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