How do I play Classic 15 Puzzle?

Slide tiles into the empty space to restore the 1–15 order on the 4×4 grid. Plan your moves so every tile falls into place.

How often can I play?

Shuffle creates a new solvable board whenever you like, so you can practise and chase faster solve times all day.

Slide numbered tiles into place to rebuild the classic 4×4 puzzle. Shuffle for a fresh solvable board whenever you like and hone your strategy.

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Updated $Maths Sudoku$

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