Brain teaser puzzles test the reader's critical thinking and problem-solving skills by challenging them to solve a problem. These challenges have the potential to boost intelligence and improve ...

Many online IQ tests come across as little more than digital parlor tricks. Users often end up with vague, unverified results. In other cases, the platforms tell people what they want to hear. Either ...

Reliance on IQ tests can lead to race and class discrimination, but these intelligence quotient measurements are still routinely used to determine people’s educational opportunities. Some ...