Sliding Puzzle Game
Solve the classic number puzzle by sliding pieces back into their correct order.
15 Puzzle Grid
Moves
0Solved!
You did it in 0 moves.
How to Play
Arrange the numbered tiles in numerical order from 1 to 15, starting from the top left and ending with the empty space in the bottom right corner.
Rules
- You can only slide tiles that are touching the empty square.
- Click a tile adjacent to the gap to shift it into the empty space.
- No time limit. The only metric is your total move count.
RankWox Spatial Arcade
Play Sliding Puzzle Game Online – Classic 15 Puzzle
Experience the nostalgic challenge of the Classic 15 Puzzle directly in your browser. This sliding puzzle game requires spatial reasoning and mechanical logic to solve. Also known as Gem Puzzle or Mystic Square, the game consists of a 4x4 grid featuring 15 numbered tiles and one empty space. Shift the blocks mathematically until they are perfectly organized from 1 to 15.
Solvable Logic
Unlike some physical versions, our shuffling algorithm utilizes inversion checking to guarantee that every single puzzle generated is mathematically solvable.
Smooth Animations
We utilize hardware-accelerated CSS transforms to slide the pieces responsively rather than jarringly teleporting them across the board.
Mobile Support
Ditch the keyboard. The tiles act as fully responsive buttons so you can play efficiently via touchscreen while commuting.
Sliding Puzzle FAQs
Is there a trick to solving the 15 puzzle?
The most consistent strategy is to solve the top row (1, 2, 3, 4) first, then the left column (5, 9, 13), and then proceed iteratively down to the remaining 3x3 box.
What happens if a puzzle is unsolvable?
Half of all randomly placed 15-puzzles are impossible to solve. However, our code simulates random tile sliding rather than random placement, ensuring 100% solvability.