12 x 12 Sudoku - 250 Anti - Knight Puzzles - Level Silver: The driving force of Sudoku

250 excellent puzzles at the level of silver. All riddles have only 1 solution. 2 puzzles per page. Enough space for your thoughts and decisions. Very convenient and practical. Good brain support in shape. Expands creative thinking. Wide inner edges allow recording of solution options. Ideal gift for all fans of puzzles.Sudoku 12x12, separated by smaller rectangles of 4x3 cells. It is necessary to fill empty cells with numbers from 1 to 12, each of the digits should appear only once in each...