Some say the reason most manhole covers are round is that a circle cannot fall through a smaller circular hole. Which of ...

Brain teaser puzzles test the reader's critical thinking and problem-solving skills by challenging them to solve a problem.

A math puzzle is a type of brain teaser that tests the reader's critical thinking and problem-solving skills by challenging ...

Brain teasers are excellent puzzle games for providing the brain with an effective mental workout. This math puzzle is a type ...

This commentary from The New Republic was written by Ryan Lizza. It's Junior High Night at Dean for America's Des Moines headquarters, housed in some non-descript office space downtown. In the ...

Only highly intelligent readers can solve this math puzzle in 6 seconds. Test your IQ and problem-solving skills now!

In his new book, "Dissections: Plane and Fancy," Greg N. Frederickson, professor of computer science, explores the challenges of geometric dissections, the mathematical art of cutting figures into the ...

Believe it or not, highway numbers actually make sense. Here's the logic behind odd and even routes, and why the system isn't ...

Math is not everyone’s favorite, understandably. Hours of math homework and difficult equations can make anyone sour on the subject. But when math problems are outside of a school setting, there’s no ...

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Marijn Heule turns mathematical statements into something like Sudoku puzzles, then has computers go to work on them. His ...