1,000 + Premium sudoku killer 9x9

Suitable for adults. 6 puzzles per page. 500 killer sudoku puzzles medium levels. 502 killer sudoku puzzles hard levels. Thick paper. Glossy cover. Killer Sudoku 9x9 (Sum-do-ku, Sums Number Place, Kikagaku Nampure, Sums Sudoku, Samunamupure) divided by a smaller square of 3x3 cells. The entire playing field consists of 81 cells. It is necessary to fill in empty cells with numbers from 1 to 9, each of the numbers should appear only once in each row, column and 3x3 square. The sum of all numbers in the cells indicated by dashed lines should correspond to the number printed in the corner. Killer sudoku may be called or searched with the following phrases or names: the daily sudoku, sudoku billions, sudoku x wing, lovatts sudoku, sudoku k, sudoku name, how to solve sumoku puzzles, guardian sudoku, guardian killer sudoku, telegraph killer sudoku, sudoku cage, sudoku sudoku, times ultimate killer sudoku, killer sudoku solutions, telegraph sudoku, daily sudoku