Boost your IQ

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Put your puzzle-solving powers to the test—and train yourself to intuit how intelligence tests work—with this collection of 190 numerical and diagrammatic puzzles from Mensa, the international high IQ society. They start at an accessible level and become progressively more advanced through eight series, yet all reward you with that eureka moment when you've hit upon the solution. Working your way through the book provides insight into your possible IQ, and helps you become better equipped to take IQ tests.