Cryptic Cross Numbers: Cross number puzzles with a high degree of problem solving
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Cryptic Cross Numbers: Cross number puzzles with a high degree of problem solving
Paperback
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Colfax Ave.
2526 E Colfax Avenue
303-322-7727
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Mon-Sat: 10-8
Colfax Ave.
2526 E Colfax Avenue,
Denver, CO 80206
303-322-7727
Store Hours:
- Mon-Sat: 10-8
- Sunday: 10-6
Aspen Grove
7301 South Santa Fe Drive,
Littleton, CO 80120
303-470-7050
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Aurora, CO 80010
212-697-3048
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Format: Paperback
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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2526 E Colfax Avenue Denver, CO
7301 S Santa Fe Drive Littleton, CO
2501 Dallas St. Suite 144 Aurora, CO
1701 Wynkoop Street Denver, CO