The Art of Sudoku 2 is a masterful collection of 180 sudoku puzzles and variations from sixteen of the world's best puzzle authors. Each section ranges from easy to very hard puzzles, with visually and logically stunning themes.
This title is available as one complete book, or as three separate 60 puzzle sections containing:
A) 60 Classic Sudoku;
B) 20 Tight Fit Sudoku, 20 Consecutive Pairs Sudoku, and 20 Even/Odd Sudoku;
C) 20 Thermo-Sudoku, 20 Arrow Sudoku, and 20 more sudoku in other styles.