The Cube

(Published on 29. January 2026, 00:53 by The Bard)

Normal Sudoku rules apply. Place the digits 1-9 in each row, column and box without repetition.

German Whispers: Adjacent digits on a green line must have a difference of at least 5.

Ratio Pairs: Digits separated by a black dot must be in a 2:1 ratio.

Solve CTC

If you like this puzzle you may enjoy some of my other puzzles too, click HERE to see the other puzzles I have made.

Solution code: Row 4

Solved by xocolatl, tjmas, fergus, jordanza, Bulkystapler, JayBird, imagle, Rocinante, doomedmageknight, augsod, klizun, LehanLehan, johnreid, Krisonium, Titan29, jalebc, thomamas, Hyoryn, Jayem, allama, hige, ... hanna_werner, fmacquar, Docbes, PokeyBokey, RussKozerski, Zarlino, Terrapin, Kirra, stinger10x, ome86, renewedrebirth, finger, Topalai, mau, marcnesium_iv, snowflake, waldomiro, radium, ArmagedDan

Full list

Comments

on 11. April 2026, 06:37 by The Bard
Shout out to Frank Puzzles for solving this on his channel. You can watch his solve here:
https://www.youtube.com/watch?v=F8C2IHrc9q0

on 1. February 2026, 22:00 by Inge
Very nice puzzle
Thank you

on 31. January 2026, 04:33 by TomT
Fun Puzzle

on 29. January 2026, 20:27 by blackjackfitz
Huzzah!

on 29. January 2026, 15:54 by PinkNickels
Fun quick one! Thank you!