Not all minds are wired the same. Some people can instantly recognize hidden details, while others get tricked by illusions.

Watch as I take on the world's smartest ape, Kanzi, in an epic series of challenges to determine who is more intelligent! From memory games like Three-Cup Monty to breaking fruit from an ice block and ...

IQ tests are great for determining the intelligence of an individual. In these types of puzzle challenge, readers are presented with a problem in the form of picture puzzles. These challenges ...

Optical illusions are more than just a fun way to measure your IQ and observational skills ... these optical illusion pictures are designed to test your focus, quick thinking, and ability to ...

After finishing this test you will receive a FREE snapshot report with a summary evaluation and graph. You will then have the option to purchase the full results for $6.95 This test is intended ...

After finishing this test you will receive a FREE snapshot report with a summary evaluation and graph. You will then have the option to purchase the full results for $4.95 This test is intended ...