Number-placement puzzle Sudoku burst into Europe as a kamikaze and has totally dominated it. Sudoku is riddled by everybody from children to seniors. For these number puzzles dictionaries are not necessary, a bit of imagination and logic are enough. The regulars are simple: the objective is to fill the grid with numbers from 1 to 9 in a way that the each row, each column and each cage contains each number exactly once. Taste new puzzle delicacy!
