Sudoku Challenge: 200 fiendish Sudoku puzzles with a twist
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Sudoku Challenge: 200 fiendish Sudoku puzzles with a twist
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
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- Sunday: 11-6
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2501 Dallas Street, Suite 144,
Aurora, CO 80010
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Format: Paperback
In Sudoku Challenge, you fill in the puzzles with the usual rules, but when the grid is complete, you then use the clue numbers to work out how to calculate the challenge number.
Unique, fun, and interactive this collection of brain-teasing puzzles, can be played offline and will keep you entertained for hours and hours.
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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