Puzzle game

Sliding Puzzle

Put the numbered tiles back in order by sliding them into the empty space. Every shuffled board is solvable.

Free to playNo downloadMobile friendly
Gameul original · runs in your browser

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About This Game

The 15 puzzle is a spatial challenge played on a four-by-four grid. One empty space lets you move adjacent tiles until every number returns to order.

How to Play

  1. Move a tile that touches the empty space.
  2. Arrange the numbers from 1 to 15, reading left to right.
  3. Finish with the empty space in the bottom-right corner.

Controls

  • Click or tap a tile beside the empty space
  • Use arrow keys to slide tiles
  • Choose Shuffle for a new solvable board

Tips and Strategies

  • Solve the top row before working downward.
  • Keep completed rows intact whenever possible.
  • Plan small loops around the empty space instead of moving randomly.

Frequently Asked Questions

Is every shuffled puzzle solvable?

Yes. Gameul shuffles the puzzle using legal moves, so every generated board can be solved.

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