[Play on sudokupad.app instead]
Start a fresh board? Your current progress is kept in your playthroughs list.
- Normal Sudoku Rules: Fill each row, column, and 3x3 box with the digits 1-9 once each. - Killer Cages: Digits in cages must not repeat and must sum to the number in the upper left corner of the cage (if present). - Extra Regions: Every shaded region must also contain the digits 1 through 9 without repeats. - X/V: Cells separated by X must sum to 10. Cells separated by V must sum to 5.
Regional Greenhouse GAS Initiative
By lgastako
- Normal Sudoku Rules: Fill each row, column, and 3x3 box with the digits 1-9 once each. - Killer Cages: Digits in cages must not repeat and must sum to the number in the upper left corner of the cage (if present). - Extra Regions: Every shaded region must also contain the digits 1 through 9 without repeats. - X/V: Cells separated by X must sum to 10. Cells separated by V must sum to 5.