Sudoku Genius (Paperback Book)
... with a brief definition of the basic concepts and methods used to solve sudoku
puzzles. Then, for the expert sudoku
player, there an advanced strategies master class from puzzle expert Tom Sheldon ... strategies in your arsenal, you'll have everything you need to solve these sudoku
The book contains 144 sudoku
puzzles(and solutions) and each puzzle is about 4.25 x 4 ...