5166217
9781402747946
In this collection there are maths problems, lateral-thinking conundrums, brain teasers, whodunits, IQ tests, and trivia quizzes, as well as an assortment of baffling optical illusions and amazing stunts using paper, scissors, and other items from around the house.Harris, Ella is the author of 'Entertain Your Brain More Than 850 Puzzles!', published 2007 under ISBN 9781402747946 and ISBN 1402747942.
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