Gregory Treverton, a national security expert at RAND Corporation, famously distinguished between two types of problems, puzzles and mysteries. He was describing the modern challenges faced by the ...

A bag contains either a white marble or a black marble. Your challenge is to correctly identify the statistics at play. Reading time 5 minutes To most, Lewis Carroll is best known as the whimsical ...

Gregory Treverton, a national security expert at RAND Corporation, famously distinguished between two types of problems, puzzles and mysteries. He was describing the modern challenges faced by the ...

Twenty years ago, this puzzle appeared on a test administered to top-tier math students from 16 countries around the world. Only 10% of test takers got it right. In the U.S., only 4% managed to ...

Using crowd-sourced and traditional mathematics research, Terence Tao has devised a solution to a long-standing problem posed by the legendary Paul Erdős. A simplified version of the problem goes like ...

A math puzzle is a type of brain teaser that tests the reader's critical thinking and problem-solving skills by challenging them to solve a problem. These challenges have the potential to boost ...

Everyone has climbed a ladder, right? At home or at work. Of all possible dangerous tasks, climbing a ladder is the most common. And it is risky. Approximately 164,000 emergency room visits occur ...

Since its release just shy of two weeks ago, there has been a lot of chatter about God of War Ragnarök. This has ranged from whether or not there should be a PETA friendly mode included in the game, ...

Puzzle for Testing Your IQ: This mind puzzle is a fun way to test your intelligence level based on the answer you give while solving the mathematical brain teaser. Under these types of IQ puzzles, you ...

Opinions expressed by Entrepreneur contributors are their own. I believe there is a solution to every problem. To find it, we simply need to approach the puzzle in front of us with both sides of our ...