Book of Donmon Teith

Intelligence quotient, as a useful means of measuring brain capacity, has come increasingly into the public eye in recent years. This famous book (and its seque

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

IQ tests are routinely encountered in recruitment for various industries, including for jobs in the government, armed forces, and education as well as industry

In this sequel to Know Your Own IQ, Eysenck responds to criticisms, providing five new tests of the standard type as a check. He also provides three specific te

An aptitude test is designed to measure the potential for achievement in an individual, whilst an IQ test is a standardized test designed to measure intelligenc