You probably haven’t had to do longhand math in years, but you do mental math every day. Or maybe you google math problems ten times a day, because you’ve forgotten how to do any math beyond your ...

Start with a deck of cards. Before the trick, sneak a peek at the 10th card in the deck. Memorize it. Now choose a volunteer. Ask him to choose a number between 10 and 20. Count out that number of ...

You only need a cursory familiarity with the work of magicians like Derren Brown and David Blaine to realise that at the heart of many illusions lies a piece of rock-solid mathematics ...

Everyone gets really wow'd when someone pulls off some exceptional mental math. The best part is, you can totally be that guy at the party with a little practice and preparation. What follows is 10 ...

Sometimes the easiest, simplest way to liven up a party, sleepover, family gathering or presentation to a class is to perform a magic trick. Most magic tricks require fancy costumes and props, but ...

Imagine you're a trader. You're on the trading floor, trying to price out if a 15-year bond issued by General Electric will generate the returns needed to placate your investors. Bad news, your ...

(This is the final post in a three-part series. You can see Part One here and Part Two here.) In Part Two, Sunil Singh, Laney Sammons, Abby Shink, Cathy Seeley, and Shannon Jones shared their thoughts ...

Unlock amazing math secrets with these fun tricks! 🔢 🧠!!

Addition and Subtraction Tricks Without Pen and Paper: Doing quick calculations without writing anything down can seem tricky, but with the right mental math techniques, students can easily learn to ...