Teletext-Tools 827 — Towers of Hanoi

MOVE THE STACK

N=5

TAP PEGS TO MOVE

MOVES 0

READY — MOVE ALL DISCS TO PEG C

SETUP + STATS

P827

Discs

TIME

—

BEST

—

MIN

—

ERRORS

0

SELECTED

—

Rule: Never place a larger disc on a smaller one.

Goal: Stack everything onto PEG C.

Keys: N new • U undo • H hint

HOW TO PLAY

P827/2

Tap: A peg to pick up the top disc.

Tap: Another peg to drop it.

Illegal: Bigger onto smaller (counts as error).

Undo: Reverts the last move.

Hint: Shows a safe next move (not always optimal).

Minimum: Optimal moves are 2^N − 1.

STRATEGY

P827/3

Recursive idea: Move N−1 to spare peg.

Then: Move largest disc to target peg.

Then: Move N−1 onto the largest.

Pattern: Smallest disc moves every other move.

Try: Set N=3, solve in 7 moves.

FAQ + SEO

P827/4

Updated: 2026-02-22

What is Hanoi? Classic logic and planning puzzle.

Best stored? Yes, per N on this device.

Keywords: towers of hanoi online • hanoi puzzle • logic game • brain training • optimal moves