How to play
- Slide a tile next to the empty space.
- Rearrange all tiles into numerical order.
- Use the empty square to reposition rows and columns.
Original Puzzle
Fifteen Puzzle
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Tips
- Solve the top row first, then move downward.
- Keep the final row and column for last.
FAQ
Can I play this puzzle for free?
Yes. The game is free to play in your browser and does not require an account.
Does this puzzle work on mobile?
The page is designed for desktop and mobile play. Some grid-heavy puzzles are easier on larger screens.
A sliding number puzzle for spatial planning
Fifteen Puzzle looks simple, but it rewards patient spatial planning. Because only tiles next to the empty square can move, every solved row depends on preserving enough room to cycle pieces into position without breaking earlier progress.
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