Heat Ladder
Rules:
Normal sudoku rules apply.
Thermometers: Digits along a thermometer increase from bulb to tip.
Kropki dots: Digits in cells joined by a white dot are consecutive.
Happy solving!
Solution code: Enter Row 4 from left to right.
on 2. March 2026, 22:23 by Vionix
Excellent puzzle!
on 27. February 2026, 16:00 by Myxo
Lovely!
on 27. February 2026, 11:42 by Snookerfan
Great puzzle with a superb break-in! Thanks
on 26. February 2026, 21:33 by Myfyr MJ
I started this when it was three star difficulty and could make hardly any headway. It’s now 5 star difficulty which I wholly agree with. :)
on 26. February 2026, 21:01 by waxy
Brilliant break in!
on 26. February 2026, 19:58 by brskri
Once break-in is achieved this flows nicely by eliminating options. Getting to break-in a bit tough.
| Difficulty: | ![]() |
| Rating: | 93 % |
| Solved: | 32 times |
| Observed: | 4 times |
| ID: | 000RNL |