Game guide · SZXIEZILOU
Follow the steps for Tower of Hanoi
The example and rules describe the same game you can play above. Move the complete stack of discs from the left tower to the right tower without placing a larger disc on a smaller one. Start a new round when you are ready to try again. Choose three to eight discs. All discs begin on the left tower. Try the rule on the board, then read the next instruction.
One puzzle with adjustable disc count from three to eight. Disc counts are settings, not separate game entries. Undo is available; refreshing restarts.
Something to practise
Use the controls beside the game rather than guessing the rules. An empty tower accepts any disc; an occupied tower accepts only a smaller disc than its top disc.
What the game asks you to do
Take a moment to check the current turn. Move the complete stack of discs from the left tower to the right tower without placing a larger disc on a smaller one. Try the rule on the board, then read the next instruction.
The steps to play
- Choose three to eight discs. All discs begin on the left tower.
- Select the source tower, then the destination tower. Only the top disc moves.
- An empty tower accepts any disc; an occupied tower accepts only a smaller disc than its top disc.
- Use Undo to reverse a move. Complete the puzzle when the right tower holds the whole stack.
How to interact with the game
A careful first move helps you understand the round. Tap the source tower and then its destination. Tap the selected tower again to cancel the selection. Keep the goal in mind before your next move.
Learn from a sample situation
Read the position before choosing your next action. Three discs can be transferred in seven legal moves. Four discs need at least fifteen moves. The game area remains available above the explanation.
Notice this detail
The board gives you the information needed for the next action. Only the top disc can leave a tower. Moving a large disc onto a small disc is rejected. Start a new round when you are ready to try again.
Clarifying the way this game works
When I start, what is the aim of Tower of Hanoi?
Move the complete stack of discs from the left tower to the right tower without placing a larger disc on a smaller one. The controls work with mouse or touch.
On this page, how do the controls work?
Tap the source tower and then its destination. Tap the selected tower again to cancel the selection. The worked example offers another way to follow the rule.
Can you show an example?
Three discs can be transferred in seven legal moves. Four discs need at least fifteen moves. Scores here do not represent cash or prizes.
When I start, which mistake should I avoid?
Only the top disc can leave a tower. Moving a large disc onto a small disc is rejected. No download or player account is required.
What rules and limits are used here?
One puzzle with adjustable disc count from three to eight. Disc counts are settings, not separate game entries. Undo is available; refreshing restarts. Use the labelled controls for your next action.
For this game, how many people can play here?
Solo. This is local browser play, not internet matchmaking. Keep the current game state in view while applying this rule.
On this page, what is the minimum number of moves?
For n discs the minimum is 2^n − 1. The board shows the minimum for your selected disc count. You can start a new round from the game controls.
On this page, can I move several discs together?
No. One top disc moves at a time. No download or player account is required.
On this page, what does Undo do?
It restores the immediately previous puzzle state and move count. The instructions above use these same rules.
On this page, can I use the middle tower?
Yes. It is a temporary holding tower needed to move the stack legally. The worked example offers another way to follow the rule.
