Invariant Sudoku, Cryptodoku, And Pi-kakuro Puzzles

By Xin-She Yang

This book strives to present five new variants of Sudoku and Kakuro, including Invariant and Perfect Sudoku, Cryptodoku, Sudoku-Kakuro, and Tridoku. It consists of 110 various puzzles grouped into... This description may be from another edition of this product.

• Format: Paperback
• Language: English
• ISBN: 1846853052
• ISBN13: 9781846853050
• Release Date: July 2006
• Publisher: Exposure Pub
• Length: 248 Pages
• Weight: 0.82 lbs.
• Dimensions: 9.0" x 0.6" x 6.0"