Title: Cryptic Cross Numbers: Cross Number Puzzles with a High Degree of Problem Solving (Tarquin Pop Up)
Publisher: AmazonUs/INDPB
Publication Date: 2008
Language: English
ISBN 10: 1899618783
ISBN 13: 9781899618781
Binding: Paperback
Condition: Very Good
Weight: 227 grams

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Synopsis

Extending the principle of cross numbers, these puzzles aim at those of above average mathematical ability, particularly those who enjoy games of strategy. Written for use in a classroom or at home, the puzzles focus on key aspects of the high school curriculum and are graded according to difficulty. Solved deductively, the puzzles difficulty can be moderated by using hints provided. Great for the recreational mathematician too! Answers are also provided.

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