From the original publisher of daily Sudokus in the United States, USA TODAY presents 200 all-new Sudoku puzzle challenges in five difficulty levels. USA TODAY Sudoku Super Challenge 3 is a collection featuring 200 Sudoku puzzles in five difficulty levels from USA TODAY--the nation's newspaper. Features include:
- Introductory how-to section
- 200 9 x 9 Sudoku puzzles
- Comprehensive answer key
