Normal sudoku rules apply. Put the Digits 1 - 8 in every row, column and 2x4 box.
Thermometer: Digits on thermometers increase from the bulb to the tip.
Black Kropki: Digits separated by a black dot indicate one digit is double the other. Not all possible dots are shown.
White Kropki: Digits separated by a white dot are consecutive. Not all possible dots are shown.
Those are the rules! Good luck!
Enjoy this puzzle? The rest of the sequel are below! Click the images to play puzzles 1,2 and 4!
Solution code: Enter the digits in row 6 (from left to right) - 8 digits total.
on 6. May 2026, 20:00 by Voidslime
I really enjoyed the series, especially this entry. The logic was very satisfying and varied and never required bifurcation or guessing!
-Thank you! That's very nice to hear! I'm glad you enjoyed :D
-BlueToast001
on 6. May 2026, 05:55 by xiaoji
Pretty tricky compared with last puzzle.
-I do agree, I wanted it to be harder, but I didn't intend on this one being the hardest of the 4. My apologies!
-BlueToast001
on 6. May 2026, 00:51 by dzamie
Quite a jump in difficulty over the previous one.
on 5. May 2026, 18:15 by Dr Logic
Nice!