Know Your Own I.Q., 1962 IQ Testing Question Hardcover
$14.00
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Know Your Own IQ by H.J. Eysenck "enables you to estimate and confirm your very own I.Q. rating". The first half of the book is a discussion of IQ and how it is used and measured while the second half contains "eight sets of forty I.Q. problems each, and these are graduated from 'quite easy' to 'very difficult'." This hardcover from 1962 is in good condition.
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