The "Everything" Giant Sudoku Book by Charles Timmerman
Jump into the most addictive puzzle craze to sweep the globe! Sudoku puzzles have taken the world by storm! "The "Everything" Giant Sudoku Book" packs over 300 all-new puzzles into one mega-sized collection, including instructions for solving. Have no fear if you're new to Sudoku: these puzzles span the difficulty level from easy to medium.