Ever dreamt of solving math problems in your head with the speed of a calculator? Mental math might seem challenging, but it's a skill attainable through the right tools and techniques. The abacus, an ...

Forbes contributors publish independent expert analyses and insights. The tactics everyday people use to “FIRE” and pursue their dreams. If you want a tough challenge to address in your spare time, ...

OK, Ari, what is 567 times 123? And you have exactly three seconds to answer, so you better move fast. SHAPIRO: You can't be serious right now, Juana. SUMMERS: (Laughter). SHAPIRO: There's no way ...

This is an archived article and the information in the article may be outdated. Please look at the time stamp on the story to see when it was last updated. Mike Byster is one of the world’s fastest ...

All the Latest Game Footage and Images from Mental Math Madness An educational casual game designed to improve mental math skills. Before you are hordes of math equations that require rapid solving ...

I know many computer languages, but I’ve struggled all my life to learn a second human language. One of my problems is that I can’t stop trying to translate in my head. Just like Morse code, you need ...