THE PLAYBOOK · LUODIQIAN
How to play 15 Puzzle
Try 15 Puzzle at your own pace and keep its objective in view. Arrange 1 to 15 in reading order with the empty square at the bottom right. Use the example below to understand a decision. Keep the instructions close while learning this activity. Use the example below to understand a decision.
Try a deliberate move
After a move, check what changed. Decide which rule explains the new state before acting again. Keep the objective visible.
Your goal
Arrange 1 to 15 in reading order with the empty square at the bottom right. Keep that objective in view throughout the round. Check the rules when you are unsure.
Step by step
- Select a tile directly beside the empty square.
- The tile slides into the gap; diagonal moves are not allowed.
- Use Undo to step back one move.
- Finish the ordered board, or choose New puzzle.
Controls
Use the on-screen controls with a mouse or touch. Use the control method described here for this activity. Use one clear input at a time.
A useful example
When the gap is in the last square, only the tile above it and the tile to its left can move into it. Compare this with the rule that governs the move. Notice the change in the playing area.
Watch out for this
A distant tile cannot jump across other tiles. Compare the situation with the worked example. Keep the stated aim separate from side details such as animation or appearance. Progress is measured by the game’s own completion or scoring rules.
Common questions
Before I begin, what is the goal of 15 Puzzle?
Keep this in mind: Arrange 1 to 15 in reading order with the empty square at the bottom right.
For this browser game, how do I control 15 Puzzle?
Keep this in mind: Use the on-screen controls with a mouse or touch.
For this browser game, what example helps explain 15 Puzzle?
Keep this in mind: When the gap is in the last square, only the tile above it and the tile to its left can move into it.
For a quick reminder, what should I watch out for in 15 Puzzle?
A distant tile cannot jump across other tiles.
For this browser game, what format does 15 Puzzle offer?
For clarity: Play using the solo mode shown on this page. Read the controls before starting a new round.
For my first round, which play mode does 15 Puzzle use?
The mode on this page is Solo. Same-device play uses one screen; this game library does not provide internet matchmaking.
