by Harpercollins Publishers Ltd (Author)
150 all new FIENDISH Su Doku challenges that will blow puzzle-lovers' minds!
Back Jacket
The official utterly addictive number-placing puzzle
Warning: without proper precautions, these all new Fiendish puzzles may just blow your mind. These entertaining puzzles offer more than just hours of fun--Su Doku engages your brain, improves your concentration, and helps you stay mentally fit. With 150 brand-new puzzles to complete, you'll become a Su Doku master in no time!
Number of Pages: 240
Dimensions: 0.45 x 7.28 x 5.2 IN
Illustrated: Yes
Publication Date: April 13, 2010