The IQ Workout Series as a fun and informative way of testing, assessing, and expanding
your brainpower! These books are suitable for anyone from 18 to 80 who wants
to put themself to the test.
Ken Russell and Philip Carter have written over 100 books on
all aspects of testing, puzzles and crosswords.
The questions in this book are designed to test your powers of logic, observation and problem-solving. You will need to think laterally and creatively to correctly answer all the puzzles.
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