THE PLAYBOOK · SALESWOOD
Understand the basics of Killer Sudoku
Make Killer Sudoku your next activity in the game library. Fill rows, columns and boxes with 1–9 once. Cage digits cannot repeat and must add to their clue. Use the example below to understand a decision. Treat the first round as a chance to learn the controls. Use the example below to understand a decision.
This collection contains 8 puzzles. Progress is saved in this browser. The same puzzle can appear again; the collection is not labelled with calibrated difficulty levels.
One thing to notice as you play
Locate the buttons and input area before beginning a long round. Use the on-screen labels to avoid an accidental restart. Refer to the controls when needed.
What counts as success
Fill rows, columns and boxes with 1–9 once. Cage digits cannot repeat and must add to their clue. An attractive position is not enough unless the goal is met. Notice how the game responds to your input.
How to proceed
- Select an editable cell.
- Enter a value using the keypad or keyboard; Notes stores candidates.
- Read the region, cage, arrow or outside clues alongside the normal constraints.
- Check entries verifies the completed board; Undo reverses your last input.
- New puzzle selects another included puzzle.
Choosing and moving on screen
Click or tap cells and the digit pad. Use Notes, Undo and Reveal selected. Large boards scroll inside the game. Keep the playing area visible while using these controls. Return to the rules if the result is unexpected.
See how the rules apply
A two-cell cage labelled 3 holds 1 and 2; a one-cell cage fixes its own value. Compare this with the rule that governs the move. Check the stated objective.
Pay attention to this rule
A full board must obey every extra rule. Reveal supplies assistance; it is not an earned deduction. A different version of the game may use a different rule. Keep the stated aim separate from side details such as animation or appearance. Progress is measured by the game’s own completion or scoring rules.
If you are unsure
While learning, what is the goal of Killer Sudoku?
Keep this in mind: Fill rows, columns and boxes with 1–9 once. Cage digits cannot repeat and must add to their clue.
While learning, how do I control Killer Sudoku?
For clarity: Click or tap cells and the digit pad. Use Notes, Undo and Reveal selected. Large boards scroll inside the game.
While learning, what example helps explain Killer Sudoku?
Keep this in mind: A two-cell cage labelled 3 holds 1 and 2; a one-cell cage fixes its own value.
When I return, what should I watch out for in Killer Sudoku?
Here is the relevant explanation: A full board must obey every extra rule. Reveal supplies assistance; it is not an earned deduction.
While learning, what format does Killer Sudoku offer?
The key detail is this: This collection contains 8 puzzles. Progress is saved in this browser. The same puzzle can appear again; the collection is not labelled with calibrated difficulty levels.
For my first round, which play mode does Killer Sudoku use?
For clarity: The mode on this page is Solo. Same-device play uses one screen; this game library does not provide internet matchmaking.
