First steps in thermos

Digits climb from bulb to tip. Gentle thermometer puzzles.

1. Just Warm by Sudoku·AD · Thermometer sudoku · 9×9
2. Gentle Gradient by Sudoku·AD · Thermometer sudoku · 9×9
3. Gentle Warm Front by Sudoku·AD · Thermometer sudoku · 9×9
4. Gentle Ascent by Sudoku·AD · Thermometer sudoku · 9×9
5. Gentle Climb by Sudoku·AD · Thermometer sudoku · 9×9
6. Soft Warm Front by Sudoku·AD · Thermometer sudoku · 9×9
7. Soft Ascent by Sudoku·AD · Thermometer sudoku · 9×9
8. Soft Climb by Sudoku·AD · Thermometer sudoku · 9×9
9. Easy Warm Front by Sudoku·AD · Thermometer sudoku · 9×9
10. Easy Ascent by Sudoku·AD · Thermometer sudoku · 9×9
11. Fever Pitch by Sudoku·AD · Thermometer sudoku · 9×9
12. Steady Gradient by Sudoku·AD · Thermometer sudoku · 9×9
13. Steady Mercury by Sudoku·AD · Thermometer sudoku · 9×9
14. Steady Thermals by Sudoku·AD · Thermometer sudoku · 9×9
15. Middle Gradient by Sudoku·AD · Thermometer sudoku · 9×9

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