Words of Hanoi daily archive

Words of Hanoi #6: 17 Sep 2026

This is the Words of Hanoi puzzle Crux set for Thursday 17 Sep 2026 (UTC), number 6 since the game started on 12 Sep 2026. The board has 5 tubes, four tiles tall. Sort the letters into 3 four-letter words. Par is 21 moves.

The starting board

  1. ISIL
  2. OAD
  3. ETDA
  4. S

Tube 1: I S I L. Tube 2: empty. Tube 3: O A D. Tube 4: E T D A. Tube 5: S. The top of each tube is its first letter.

Play today's Words of Hanoi in your browser

Hints and answer

Each one opens on a tap, so you only see what you ask for.

Hint 1: the first letters

The setter's words start with S, S, T.

Hint 2: one word

One of the words is SAIL.

The answer: all 3 words

SAIL, SIDE, TOAD. Any arrangement where every full tube spells a word from the list also counts, so you may finish with different words.

  1. SAIL
  2. SIDE
  3. TOAD
The full solution in 21 moves
  1. Move E from tube 4 to tube 2.
  2. Move T from tube 4 to tube 3.
  3. Move E from tube 2 to tube 4.
  4. Move T from tube 3 to tube 5.
  5. Move I from tube 1 to tube 4.
  6. Move I from tube 4 to tube 3.
  7. Move E from tube 4 to tube 2.
  8. Move I from tube 3 to tube 2.
  9. Move S from tube 1 to tube 3.
  10. Move I from tube 2 to tube 5.
  11. Move D from tube 4 to tube 1.
  12. Move D from tube 1 to tube 2.
  13. Move I from tube 1 to tube 4.
  14. Move I from tube 4 to tube 2.
  15. Move I from tube 5 to tube 1.
  16. Move A from tube 4 to tube 1.
  17. Move T from tube 5 to tube 4.
  18. Move S from tube 5 to tube 1.
  19. Move S from tube 3 to tube 2.
  20. Move T from tube 4 to tube 5.
  21. Move T from tube 5 to tube 3.

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