The answer to this mathematical brain teaser is NOT 40 - can YOU solve it in 30 seconds by remembering the special rule?

University of California spinout Addition Therapeutics has uncloaked, revealing “breakthrough” PRINT technology it hopes will fuel a new wave of genetic medicine. Addition emerges from stealth with ...

Helping students to develop math fluency takes more than just flash cards. It requires teaching them how to think about numbers. And while that may seem daunting, most kids enjoy sharpening their math ...

When I was younger, math facts were my jam. I had an almost photographic memory for numbers. I could memorize phone numbers, birthdays, and—you guessed it—math facts. I loved playing classwide games ...

Jul. 30, 2025 / PRZen / SAN FRANCISCO — A new collection of free, printable math bingo cards is now available online, designed to help students reinforce essential math skills through interactive ...

Jovan built these five houses of cards using a total of exactly 90 playing cards. Now he wants to build one large house consisting of exactly 100 cards. Can such a house of cards exist? The number of ...

A team of four prominent mathematicians, including two Fields medalists, proved a conjecture described as a “holy grail of additive combinatorics.” Within a month, a loose collaboration verified it ...