Riddles are known to be one of the most popular forms of puzzles. These puzzles are presented in the form of a question or a ...

Join Josh and Ollie as they tackle some of the most challenging and quirky interview questions asked by top tech companies like Google and Microsoft. Watch their hilarious attempts at brain teasers ...

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 ...

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 ...

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 ...

Test your mental sharpness with this viral brain teaser IQ challenge. Solve the tricky math equation 80÷1/8×8 in just seven seconds. Only logical thinkers spot the hidden twist and prove genius-level ...