Honorary International President of MENSA Victor Serebriakoff has created two comprehensive testssimilar to the elaborate standardized ones administered by professional psychologistsperfectly designed to measure your cognitive skills, reasoning abilities, quick-learning capability, and problem-solving proficiency. Begin with the practice quizzes to warm up, and then proceed to the actual tests, which concentrate on verbal, mathematical, and spatial relations questions. At the end of the booklet, youll find the right answers and an explanation of how to determine your IQ from your scores. There are also tables that convert your results into a percentage rating so you can assess where you fall in the general population.