Positive energy for the brain. 2 puzzles per page. 60 Killer sudoku puzzles 9x9 hard levels. 60 Killer sudoku puzzles 10x10 hard levels. 60 Chain Sudoku 8x8 hard levels. 60 Chain Sudoku 9x9 hard levels. Killer sudoku. This Sudoku leads step by step to the top of the skill. It is necessary to fill empty cells with numbers from (1 to 6; 1 to 8; 1 to 9; 1 to 10; 1 to 12), each of the digits should appear only once in each row and column of the 6x6; 8x8; 9x9; 10x10; 12x12 square. The sum of all the numbers in the cage must correspond to the number printed in the corner. They can be called figurative or geometric, they also have names (Killer Jigsaw Sudoku, Killer Geometry Sudoku, Killer Irregular Sudoku, Killer Kikagaku Nanpure). Chain sudoku ("Strimko", "Gyrus Sudoku") is a square consisting of circles. The goal is to arrange the figures in circles so that in each horizontal and each vertical all the numbers are different. In the links of one chain all the numbers must also be different. Unique puzzles. Only 1 verified solution. All answers are at the end of the book. Sudoku puzzles of hard levels have a lot of name: puzzle inlay, sudoku number game, sukado game, puzzlemania, puzle, puzzle bubble game, games sudoku hard, sudoku number, jigsaw game, sudoku game download, hard sudoku games, sudoku problems, sudoku puzzles with answers, puzzle france, how to do sudoku puzzles, puzzle master, sudoku deutsch, sudoku puzzle answers, sud0ku games, sudoku hard, play puzzle, sudoku 2, best sudoku, puzzle express, sudoku puzzles and answers, sudoku tips, sudokus, solver sudoku, how to do sudoku, sudoku new, sudoku master, sudoku techniques, puzzle pieces, sudoku for adults, sudoku site, play jigsaw puzzle, brain teasers, suduku for beginners, a sudoku puzzle, sudoku tricks, sudoku rules, puzzle bobble, daily puzzle, how to solve sudoku, logic puzzle games, su doku, puzzle en francais, daily jigsaw puzzle, 7sudoku, the puzzle, jigsaw sudoku, sudoku solution, the jigsaw puzzles, bubble puzzle, logic puzzles, sudoku for beginners, sudoku solutions, answers to sudoku puzzles, sudoku u, daily sudoku hard, sudoku creator, sudoku 9x9, sudoku puzzles collection, mega sudoku. I hope you enjoy the book. Best regards, Basford Holmes
