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Solutions to 3×3, 4×4, 5×5, 6×6, NxN sliding puzzles using a simple method that requires you to learn only two types of rotation. The game, also known as 15-Puzzle, can be solved using a simple and reliable order-reducing algorithm.

The same system can also detect when the puzzle is unsolvable/unfair. It’s easy now, have fun making bets with your friends :-]

* Play online:
* Soundtrack:
Song: Kevin McLeod – Pale Rider
Kevin MCLeod’s website:
Keywords: roblox, metaverse, 15-puzzle, sliding puzzle, “This game is pain”