Only those with the brains of a calculator can solve the 8th standard math puzzle in 7 seconds. Are you one of them? Go ahead ...

You have an exceptionally fast brain with an IQ of 140+ if you can solve this math puzzle in just 7 seconds. Put your brain ...

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

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

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Find the answer for Two-dimensional surface in math from the people who brought you the USA TODAY Daily Crossword Puzzle.

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