Optical illusion is one of the most popular ways that can help you explore how the human brain processes visual information. These puzzles are designed in such a manner that they challenge your ...

A viral optical illusion challenges viewers to spot a tiger hidden among running zebras within 10 seconds. The puzzle tests ...

To check your cognitive skill and IQ level, there are many ways, but among these, brain teasers are the best and most fun game to test your logical and thinking skills with your observation level.

CLEVELAND, Ohio — With National Puzzle Day coming up on Jan. 29, Clevelanders have the perfect excuse to give their brains a workout while exploring a unique downtown attraction. The Museum of ...