This optical illusion picture with a hidden dog is the ultimate IQ test online. It pushes you to analyze details quickly, ...

Did you know that solving picture puzzles not only sharpens your observation skills but also stimulates parts of your brain ...

You are among the 2% of people in the world if you can spot two hidden faces in this brain teaser IQ test within 7 seconds.

At first glance, you will notice a brown deer standing clearly in the foreground. There’s another deer cleverly camouflaged ...

Find out how good your general knowledge is with our quiz that will get you ready for your next trip to the pub.

The majority of children who do not take or pass IQ-style entrance exams to private- or grammar schools, will have many qualities not measured on an IQ test. They may also just be late developers.

Therefore, always take IQ scores with a grain of salt ... to predict how well a person will do in their profession. How IQ tests originated The Binet-Simon Scale, the first intelligence test ...

Before an athlete can become an NFL star he has to train relentlessly, become a college standout, and then take a 50-question intelligence test in 12 minutes! Think you're smarter than an NFL player?

Recruitment: Companies use IQ tests to evaluate problem-solving and critical-thinking skills. Career Development: Employees may take IQ tests to identify strengths and areas for growth.

But for test prep startup Study IQ, profitability and user acquisition are not incompatible. The bootstrapped company claims to be profitable from day one with the majority of its users joining ...