1,000 + Big killer sudoku 6x6

Positive brain game. Suitable for adults and children. 6 puzzles per page. 500 hard.502 extreme. 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: different sudoku puzzles, the guardian killer sudoku, sudoku loeser, killer sudoku rules, sudoku tool, beachcomber sudoku puzzles, take a break killer sudoku, krazydad sudoku killer, sodakku, sum sudoku tips, krazydad killer sudoku tough, killer sudoku uk, killer, gratis sudoku, open sudoku puzzles, sudoku number puzzle, brainbashers daily killer sudoku, sudoku game 9x9, sudoku or sudoku, largest sudoku puzzle, guardian killer sudoku today, killer sudoku techniques, killersudoku solver, sudoku games offline, how to killer sudoku, krazydad killer sudoku super tough, soduko solve, sudoku cheat, observer sudoku killer, tips for killer sudoku, very hard sudoku, grille sudoku killer, arrow sudoku puzzle, sums sudoku, sums number place, samunamupure, kikagaku nampure, sumdoku. Best regards, Basford Holmes