Written by IQ expert Nathan Haselbauer, The Everything(r) Test Your IQ Book features 10 tests with more than 400 questions, making this the one-stop resource fo

IQ i.e. Intelligent Quotient is an age related measure of intelligence level. Intelligence may be defined as the capacity to measure knowledge and understanding

Do you have a unique ability to solve patterns and riddles? Are your friends always claiming that you are the “genius” of the group? Have you always wondere

Tests a person's intelligence with a self-scoring collection of twenty-five challenging IQ quizzes that include diagrams, numerical challenges, wordplay, and ot

A detailed explanation of what IQ means and how it is measured – including eight tests you can take! In Test Your IQ, Professor Hans Eysenck, the world-renown