Description
- 1, 2, 3 and 4 stars Sudoku: enter the digits from 1 to 9 in each line in each column and each 3 by 3 case.
- sudoku 13: This Sudoku follows the same rules as the standard Sudoku but it has an extra line.
- Be sure to add the digits 1 through 9 in the four grey blocks.
- 1 or 2 stars X Sudoku: follows the same rules as the standard Sudoku but it has an additional line.There are not 9, but 13 blocks. You need to add the digits 1 to 9 in both diagonal grey lines.
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In this 2018 calendar with detachable pages you will find the standard versions but also Sudoku 13 and Sudoku X. The Level Ranges from one to four stars The Saturday sudoku is the most difficult.
