Play is designed for a desktop browser with a mouse and keyboard. Touch devices are not fully supported yet.
Start a fresh board? Your current progress is kept in your playthroughs list.
Normal sudoku rules apply. German Whispers: Adjacent digits along a green line differ by at least 5. Arrows: The digit in a circle is the sum of the digits along the connected arrow.
Intricacies
By zetamath
Normal sudoku rules apply. German Whispers: Adjacent digits along a green line differ by at least 5. Arrows: The digit in a circle is the sum of the digits along the connected arrow.