Sudoku Soft-Book - Version 1.0 Sudoku is a recently popular number puzzle game fromJapan. You need to fill the grid with numbers in such away that all rows, columns and 3x3 squares have alldigits (1-9). These puzzles are printed daily on manyleading newspapers. These puzzles are classified under 3-5 difficultylevels, so you know how difficult a puzzle is, beforesolving it. All our puzzles are guaranteed to have oneand only one solution.The software includes three varieties of sudoku: Regular sudoku, Killer sudoku Greater than sudoku.There are about 12 books with 50,000 puzzles in total.Each page has one puzzle. The software features includequick restart, pen and pencil mode of entries, Autosave, recording best times, book marks and many morefeatures. When you leave a page, all your entries arestored, so it appears how you would have written it ona paper or puzzle book, except that there is no wearand tear on the paper or book covers.You can erase the entries in a page with just one click(the restart button). Also book marks helps you tonavigate between pages easily.Yoogi Games have a syndicate division, where we supplypuzzles to many leading newspapers across the world.Our high quality puzzles are now made available insoftware format, for your solving pleasure.A must try for sudoku solvers.