Increase your powers of vocabulary, calculation and logical reasoning with this book of brand new IQ tests. Each timed test is approximately the same degree of difficulty and consists of a mixture ...
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Brain training is the buzzword. But word puzzle books have been bought for decades - for their pure enjoyment. And they do a very fine job in growing the mind that they leave behind. Pulling words apa...
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Improve your mental well--being with this book of brand new mental tests in the IQ Workout Series. Despite the enormous capacity of the human brain, we only utilise on average two per cent of our po...
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