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The Number Detective: 100 Maths Puzzles to Test Your Logical Thinking - Tarquin

This is an intriguing and original puzzle book where unknown numbers have to be identified by a series of cryptic clues.

Logical thinking and systematic detective work is required and these puzzles offer a fine way to reinforce the meaning of mathematical words and to investigate and appreciate the ever fascinating properties of numbers.

ISBN 9781899618333