The Griddle logo

The Griddle

Sum Doku

A 6 by 6 sum sudoku, or sum doku, or killer sudoku (etc.). This one uses standard 2 by 3 rectangle sections as well - so remember that each row, column, and rectangle must contain each digit from 1 to 6!

Grab the PDF file of the puzzleSum Doku
No comments yet for this puzzle.
Leave a Comment