Logic Masters Deutschland e.V.

Oh Tannenbaum – Level 3

(Published on 26. December 2025, 00:00 by koarla)

Rules

Normal Sudoku Rules: Place the digits 1 to 9 so that each digit appears exactly once in every row, every column, and every 3×3 box.

Branches: Diagonally adjacent digits on the green branches must differ by at least 5.

Trunk: The digits on the brown trunk form a set of consecutive numbers (e.g., 1-2-3-4-5-6), but they may appear in any order (e.g., 2-5-3-6-1-4).

Baubles: Digits separated by a red Christmas bauble have a 1:2 ratio. One digit must be exactly double the other.

Play foggy version on SudokuPad

Play normal version on SudokuPad

All Levels

Level 1

Level 2

Level 3

Solution code: digits of the right-most column from top to bottom

Last changed on on 25. January 2026, 22:09

Solved by MaxSmartable, micjo, SKORP17, Symphony, PinkNickels, kangaroo, zonny, Testpilot Pirx, HaveFun, jalebc, Rearden, Mozart40, unlogical, klizun, pepe74287, CHalb, pookster, scushuaishuai, allama, ... Saskia11, stafen, Ghostling, ryugane, cabbage_has_exploded, filz, TianMo, Terrapin, Gabi Glücksklee , Uhu, Elytron, teuthida, LGeuerHonig, Chilimy, antzervos, Bimatalajati, 5H4D3, IMAY1990
Full list

Comments

on 25. January 2026, 22:09 by koarla
added links to other levels

on 27. December 2025, 04:34 by macintux
I enjoyed the foggy version, but the thick lines and occasionally offset bulbs made it a little trickier.

on 26. December 2025, 19:42 by koarla
added foggy version

on 26. December 2025, 03:09 by PinkNickels
Very fun and cute! Definitely 1*. Thanks for sharing and Merry Christmas

Difficulty:1
Rating:89 %
Solved:119 times
Observed:0 times
ID:000QIK

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