Fun, fascinating and addictive, here are 200 all-new Sudoku puzzles to enjoy! With fresh new puzzles guaranteed to train the novice and test Sudoku experts, this is the perfect companion for the work commute, holidays and rainy afternoons. Build your logic and reasoning skills, improve your memory and keep your brain healthy and young by giving it a regular workout . but beware, as thousands of people have discovered, these puzzles are highly addictive!