Our playing guide
Nim · How to play
Nim is about the combination of pile sizes, not simply removing many stones. This version alternates your moves with a computer over three piles.
Controls
Use the touch-friendly game controls. Detailed rules appear below the board.
Rules & goal
- Take a positive number of stones from exactly one pile per turn.
- You cannot take from two piles at once or skip a turn.
- The player who takes the final stone wins.
Beginner tips
- When only one pile remains, check whether you can take all of it.
- Consider how the three sizes fit together rather than always choosing the largest pile.
Progress & devices
Play in a desktop or mobile browser using the controls above. Some games save only in the current browser; clearing site data can remove saves. Pause when stepping away. Reloading is not guaranteed to preserve the current round.
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