Sudoku Puzzles: 420 Jigsaw Sudoku Puzzles 9x9 (Easy, Medium, Hard, Super Hard), Volume 6

Jigsaw Sudoku: 420 Puzzles in 9x9 GridA Great Variation Of Regular Sudoku PuzzleJigsaw Sudoku (also known as Irregular, or Geometric Sudoku) are a variant of regular Sudoku puzzles, but instead of 3x3 blocks, they are divided into irregular jigsaw-like shapes. Each row, column and jigsaw shape must contain all of the digits 1 thru 9.

If you are a beginner in Jigsaw Sudoku Puzzles? Then this book is perfect must have for you. This book will start you off with Easy puzzles gradually increasing...