Tower of Hanoi
Move the whole stack to the last peg in as few moves as you can. Test yourself in this classic puzzle of logic and patience.
Disks
Moves: 0
Fewest possible: 7
Tap a peg to pick up its top disk, then tap another peg to drop it. Move the whole stack to the last peg. Rule is that a bigger disk can never sit on a smaller one.
How to use this tool
- 1Choose how many disks you want in the puzzle.
- 2Move one top disk at a time to another peg.
- 3Build the full tower on the last peg without placing a larger disk on a smaller one.
What you can learn
- A large problem becomes manageable when split into smaller repeats.
- Every extra disk doubles most of the work.
- Planning ahead uses fewer moves than trial and error.
Want the why behind it?
Build your own & learn the math →Keep exploring
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