Normal sudoku rules apply.
Thermometers: Digits must increase along a thermometer starting from the bulb end.
Rotational Sums of 10: All cells in the grid have a 180 degree rotational opposite when rotating around R5C5. Every digit and its rotational opposite add to 10.
Eg. R1C2 and R9C8 must add to 10.
Eg. R5C4 and R5C6 must add to 10.
Solve Online : Solution Check is enabled
Solution code: Row 9
on 5. November 2025, 10:20 by JVA
Didn't expect the jump in difficulty after finishing the thermos
on 25. October 2025, 10:52 by dingledork
I’m pretty drunk so this was ideal for me
on 22. October 2025, 18:56 by Ragna
Nice!
on 22. October 2025, 17:43 by Fra314
Neat! I love drawing stuff on the grid XD
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