Sudoku

Lots of puzzles : 160 Classic, 40 Super, 40 X, 40 Samurai, 40 Jigsaw. Total 320 puzzlesVariety of Levels : Easy, Medium , Hard and Extreme Classic Sudoku is a logic-based, combinatorial number-placement puzzle. The objective is to fill a 9×9 grid with digits so that each column, each row, and each of the nine 3×3 subgrids that compose the grid contain all of the digits from 1 to 9Super Sudoku is a kind of puzzle to fill 9×9 grid with digits from 1 to 9 so that each column, each row,...
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Lots of puzzles : 160 Classic, 40 Super, 40 X, 40 Samurai, 40 Jigsaw. Total 320 puzzlesVariety of Levels : Easy, Medium , Hard and Extreme Classic Sudoku is a logic-based, combinatorial number-placement puzzle. The objective is to fill a 9×9 grid with digits so that each column, each row, and each of the nine 3×3 subgrids that compose the grid contain all of the digits from 1 to 9Super Sudoku is a kind of puzzle to fill 9×9 grid with digits from 1 to 9 so that each column, each row, and each 3×3 blocks that compose the grid contains different 9 digits.X Sudoku is also referred to diagonal Sudoku. It is another type of standard Sudoku. Based on standard Sudoku, diagonal Sudoku has more requirements. Numbers on two sides of diagonal lines have to be numbers from 1-9 and cannot be repeated. Since diagonal Sudoku has more requirements, the solving process is more challenging and interesting. It also has more requirements related to players' observation capacities.Samurai sudoku puzzles consist of five overlapping Sudoku grids. The standard Sudoku rules apply to each 9 x 9 grid. Place digits from 1 to 9 in each empty cell. ... The puzzles on Samurai Sudoku have one unique solution which can be found with pure logic, no guessing required.Jigsaw Sudoku is also referred to puzzle Sudoku. It is another type of standard Sudoku. Different from standard Sudoku, jigsaw Sudoku uses irregular gridding groups to replace traditional 3x3 grids.