Today’s challenging puzzle is to find the missing number in a sequence of numbers from 1 to 53. So, if you think you're a genius with an IQ level of 140 or higher, then find the missing number in just ...

An excellent method of assessing someone's intelligence is through IQ tests. In these assessments, readers are given a problem to solve in a set amount of time. These tasks assess a person's cognitive ...

IQ Test: You have an IQ score of 140+ if you can find the missing number in this picture within 5 seconds. Can you? Test your IQ now!