Positive brain game. Suitable for adults and children. 6 puzzles per page. 500 easy.502 medium. Thick paper. Glossy cover. Killer Sudoku 6x6 Sum-do-ku, Sums Number Place, Kikagaku Nampure, Sums Sudoku, Samunamupure divided by a smaller rectangle of 2x3 cells. The entire playing field consists of 36 cells. It is necessary to fill in empty cells with numbers from 1 to 6, each of the numbers should appear only once in each row, column and 2x3 rectangle. The sum of all numbers in the cells indicated by dashed lines should correspond to the number printed in the corner.I hope you enjoy these puzzles. Killer sudoku may be called or searched with the following phrases or names greater than killer sudoku, sudoku grid, times sudoku, sudoku very hard, difficult sudoku, sudoku of the day, sudoku hints, sum sudoku puzzles, medium sudoku, jigsaw sudoku puzzles, la times sudoku, sudoku x, puzzle killer, krazydad sudoku, sudoku net, sudoku medium, killer sudoku solver, sudoku mania, fiendish sudoku,