Jumbo Sudoku Challenge

By Michael Mepham

Following on the heels of Jumbo Sudoku Easy, Jumbo Sudoku Challenge includes 400 all-new puzzles to test sudoku enthusiasts. This collection contains some of the most difficult puzzles available and is sure to entice die-hard sudoku solvers. Jumbo Sudoku Challenge also includes Killer Sudokua different way to get your Sudoku fix - along with the regular puzzles ranging in levels from difficult to the absolute fiendish. Every puzzle is an oversized grid so you have extra room to help you solve. Plus as a bonus, Jumbo Sudoku Challenge will feature a special pull-out Shogun puzzleit is the ultimate Sudoku test!

• Format: Paperback
• Language: English
• ISBN: 1933821019
• ISBN13: 9781933821016
• Release Date: October 2006
• Publisher: Time Home Entertainment
• Length: 306 Pages
• Weight: 0.85 lbs.
• Dimensions: 0.6" x 8.0" x 10.8"
• Age Range: 13 to 22 years
• Grade Range: Grade 8 to Postsecondary