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 ...

The original version of this story appeared in Quanta Magazine. In 2003, a German graduate student named Britta Späth encountered the McKay conjecture, one of the biggest open problems in the ...

Imagine you are a mountaineer. Nothing excites you more than testing your skill, strength and resilience against some of the most extreme environments on the planet, and now you've decided to take on ...

Counting bears are frequently used in early childhood classrooms and may be especially useful for students with math disabilities as they learn that numbers correspond with a certain quantity of items ...

Hortensia Soto does not work for, consult, own shares in or receive funding from any company or organization that would benefit from this article, and has disclosed no relevant affiliations beyond ...

A key part—though surely not the only part—of early-grades math is ensuring students get the basic arithmetic functions down and, beyond that, making sure they’re able to swiftly and automatically ...

The average eighth grader is now three years below grade level in math. How can they do algebra if they’re struggling to divide fractions? Credit: Jill Brady/Portland Portland Press Herald via Getty ...

“Weakening patent protection for drugs will do little to remediate our nation’s healthcare spending woes [but] will certainly have devastating effects on U.S. innovation and the long-term availability ...

When you think back on elementary school math, do you have fond memories of the countless worksheets you completed on adding fractions or solving division problems? Probably not. Researchers and ...

Use visual fraction models to add and subtract fractions with the same denominators. Use visual fraction models to add and subtract fractions with the same denominators. Notice patterns in the ...

Mathematics is a fundamental part of anyone's elementary and high school education. Students are taught from an early age how to add, subtract, multiply and divide numbers to solve equations. But for ...

Gear-obsessed editors choose every product we review. We may earn commission if you buy from a link. Why Trust Us? The Inmate Solving the World's Hardest Equations Why Some People Think 2+2=5 Why Some ...