Volvox
(Published on 24. June 2025, 23:02 by rockratzero)
Volvox
Normal sudoku rules apply (fill each row, column, and 3x3 box with the digits 1-9 once each), and all clues are standard.
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Thermometers: digits on thermometers increase from the bulb.
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XV Pairs: digits in cells separated by an X sum to 10; digits in cells separated by a V sum to 5. Not all dots are necessarily given.
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Exciting Announcement
I am launching a variant sudoku puzzle book on Kickstarter 15 Aug. If you've been enjoying my puzzles, please consider supporting it! More Info Here

Solution code: Digits in Column 4, top to bottom
Last changed on on 8. August 2025, 19:49
Solved by Greg, M8tyw31, milxqueen, kkli, elsmysteryworld, Matti64, drmegadude, bbutrosghali, MontanaPearl, SKORP17, Pairot, Gosciola19, thrutch, Joyofrandomness, ViKingPrime, metacom, ash810, muule, Mutiny, ... Gilma, jarsta, jakeyks, tolley, smalltea, hsimah, Darion, fmacquar, hyea, das, Don_Huan, UsernameDave, iankreher, Aran-Fey, rexxk, Gota, Nickyo, ana_shadow, iWoodyy, kangaroo, cam_san, Madoogliani
Comments
on 8. August 2025, 19:49 by rockratzero
Announcement
on 22. July 2025, 22:04 by ChaseOfSpades
Very nice puzzle!
on 25. June 2025, 02:21 by RussKozerski
As a multicellular creature, I'd like to extend my thanks to the volvox.
on 25. June 2025, 01:17 by ViKingPrime
A lovely little diversion.
on 24. June 2025, 23:45 by elsmysteryworld
had lots of fun doing this!! the puzzle flowed very nicely and felt satisfying :3