Rules: Normal Sudoku / Normal Variant rules apply.
Normal: Place the digits 1 to 9 once each in every row, column, and 3x3 box.
Region Sum Lines – Box borders divide blue lines into sections with equal sums. Blue lines and their section sums may be the same as or different from other blue lines and their section sums.
Thermometer – Digits must increase in value along the thermometer from the bulb end.
Commentary Corner: Puzzle 2 of 4 - just exploring combining 2 constraints. Easy Peasy.
Links: Puzzle 2 of 4
Prior Puzzles: 1 of 4
Solution code: Row 5: Left to Right
on 15. April 2026, 14:23 by boggles
another cracker! more of these please :)
on 14. April 2026, 12:44 by Dr Logic
Really enjoyed this one! Thanks
on 14. April 2026, 09:57 by RedBarchetta
Updated rules on Sudokupad