Time to test your brain! Are you a puzzle person? Most of these hard math problems aren’t straightforward arithmetic. They challenge you to look at problems a different way, testing your logic and ...

An institution has offered a $1 million prize to anyone who can solve a famous math problem that has puzzled mathematicians for more than a century. The Riemann hypothesis, first proposed by German ...

For all of the recent strides we’ve made in the math world—like a supercomputer finally solving the Sum of Three Cubes problem that puzzled mathematicians for 65 years—we’re forever crunching ...

This holiday-themed brainteaser looks simple, but it's quietly tripping up adults everywhere. A math teacher walks us through ...

a fun game to play and work on a puzzle around true or false. These two lessons continue to work with numbers, give you a fun game to play and work on a puzzle around true or false. These two lessons ...

We like to think that we're pretty good at math, especially after years of schooling. But every once in a while, a simple third-grade math problem manages to trip us up and make us question our ...

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At first glance, the problem seems ridiculously simple. And yet experts have been searching for a solution in vain for decades. According to mathematician Jeffrey Lagarias, number theorist Shizuo ...

Two students in Danielle Adler’s kindergarten class at Marcus Hook Elementary School in Marcus Hook, Pa., prepare for an addition problem. Credit: Holly Korbey for The Hechinger Report The Hechinger ...

Mathematicians have discovered a problem they cannot solve. It's not that they're not smart enough; there simply is no answer. The problem has to do with machine learning — the type of ...