Number Sliding Puzzle (15-Puzzle)

Classic sliding number tile game. Challenge your logic and spatial reasoning to put the numbers in order.

Select grid size and tile theme

Grid Size:

Tile Style:

Moves: 0 00:00

• First Row First: Solve the top row (1, 2, 3) first before moving downward.
• Second Row: Next, solve row 2 (4, 5, 6).
• Bottom Corner: Work on the bottom-left corner and rotate the last 2 tiles into place.

Choose puzzle size: 3×3 (Junior 8-Puzzle) or 4×4 (Classic 15-Puzzle).
Select tile theme: Numbers (1, 2, 3...) or Cute Animal Emojis.
Click or tap tiles adjacent to the empty slot to slide them into position.
Arrange the tiles in numerical order from left to right, top to bottom to solve!

Always Solvable Engine: Generates randomized configurations guaranteed to have a valid solution.
Touch & Mouse Controls: Slide tiles with smooth animations and tactile audio clicks.
Emoji Tile Mode: Engaging visual matching for young kids.
Auto-Solver Demonstration: Watch how AI solves the sliding tile puzzle step-by-step.
Leaderboard Stats: Tracks personal best time and minimum move count.

Are all generated puzzle layouts solvable?

Yes! Our generator uses valid random walk permutations starting from the solved state, guaranteeing 100% solvability.

Can I use arrow keys to play?

Yes! Use the Up, Down, Left, and Right arrow keys on your keyboard to slide tiles into the empty space.