Diagonal Sudoku puzzle
A Sudoku X puzzle with shaded diagonals and a matching answer.
Jigsaw Sudoku puzzle
An irregular Sudoku worksheet with nine connected regions and a matching answer.
Using this resource
Use 1-9 once in every row, column and irregular region outlined by thick borders. Ordinary 3 by 3 boxes do not apply.
Every outlined region contains nine cells. The puzzle has one solution under these irregular-region rules.
Show the matching answer
Image prepared by Sudokumax. Updated .
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A filled-in Hexadoku worksheet using 1-9 and A-G, with a separate answer.
Samurai Sudoku puzzle
Five overlapping Sudoku puzzles joined into one verified Samurai worksheet.