Answer: 42.5 (Subtract 36 from 49, divide the answer by two. Add that number to 36 to get the answer). Answer: 888 + 88 + 8 + 8 + 8 = 1,000. What number do you get if you multiply all the numbers on a ...

Only overthinkers will make it through all 21 riddles in this ultimate brain teaser challenge. Test your logic, pattern ...

Two secret agents need to meet for the very first time. They don’t know anything about each other—can’t even be sure that they live in the same hemisphere—and they will recognize the other agent when ...

Math riddles can be hard, especially when they require actual mathematical calculations. But some hard riddles only seem hard because they’re designed to con the mind into ignoring the glaringly ...

A lot of trial and error is needed, and, although there are ways to help limit the set of possibilities, there isn’t a surefire method of arriving at a solution in ...

"Penny has five children" is a riddle about a lady and her penchant for giving her kids some rather unusual names. You know the first four, but can you guess the fifth? When you first encounter the ...

An airplane is flying in a straight line toward its landing strip when the pilot realizes their altimeter isn’t working. The pilot looks ahead and down, and sees the edge of the airfield at an angle ...

Calling all Sherlock Holmes! Put your detective skills to the test with this challenging detective brain teaser. Solve this mystery riddle and prove you've got the sharpest eye when it comes to ...

This psychology-based problem-solving quiz reveals whether you solve problems through logical analysis, gut instinct, emotional intelligence or strategic manipulation.