Sudoku 1,000 Puzzles, 500 Hard & 500 Very Hard: Sudoku Puzzle Book With Two Levels of Difficulty To Help You Improve Your Game

Create some calm in your life by playing sudoku.This Geisha series sudoku puzzle book contains 1,000 puzzles, 500 hard and 500 very hard. There are 4 puzzles per page in a generous 8.5" by 11" leaving plenty of space for notations. Solutions to all puzzles are at the end of the book.