Jigsaw Sudoku Puzzle Book for Adults: 400 Very Hard Puzzles 9x9 (Volume1) - Paperback

by Alena Gurin (Author)

The book contains 400 excellent Jigsaw Sudoku puzzles 9x9 at the level of Very Hard.

• All riddles have only 1 solution.
• 2 puzzles per page.
• The font size is correct you will not have to strain your eyes when solving puzzles.
• High quality paper and print (all puzzles read well, easy to write with pen and pencil without worry of bleed-through).
  
  

Jigsaw Sudoku has irregular shaped blocks as opposed to the 3x3 square blocks in a regular Sudoku puzzle. Your task is to fill each row, column and irregular shape with the numbers 1 - 9, no number may appear twice in any row or column and irregular shape.