Enagage your mind with the challenge of hundreds of Sudoku puzzles.

From the successful "Puzzle Baron," the creator of the popular puzzlebaron.com game site, Puzzle Baron's Sudoku is the perfect book for the ever growing number of compulsive Sudoku enthusiasts. With a total of 400 Sudoku puzzles-25 easy, 100 medium, 175 hard, and 100 super hard Sudoku puzzles-this smart, symmetrical, elegant, and thoroughly addicting book will challenge and satisfy your mind.