Brain teasers are puzzles that challenge your mind to decipher tricky situations. Here is a brain teaser that asks you to ...

A picture puzzle like this one is a real test of your cognitive powers. If you are extremely sharp and brilliant, then you ...

Australia is known for its remarkable beauty. Last year, we were even crowned one of the most beautiful countries on Earth.

It takes a lot of brainpower to run a country—see how the top presidents stack up! How smart are U.S. presidents anyway? Just ...

Are we destined to be smart? Twin studies reveal strong genetic roots for IQ, yet up to a third of intelligence is shaped by environment, context, and choice.

Brain teasers come in various forms and difficulty levels and offers different levels of difficulty. These puzzles are designed in such a way that they entertain all ages - whether a kid or an adult, ...