Thermo-Sudoku by Rajesh Kumar
or solve online (using our beta test of Penpa-Edit tools)
Theme: Lion Face
Author/Opus: This is the 17th puzzle from guest contributor Rajesh Kumar.
Rules: Standard Thermo-Sudoku rules.
Difficulty: 2.5 stars
Time Standards (highlight to view): Grandmaster = 2:45, Master = 5:00, Expert = 10:00
Solution: PDF and solving video.
Note: Follow this link for more Thermo-Sudoku puzzles. If you are new to this puzzle type, here are our easiest Thermo-Sudoku to get started on. More Thermo-Sudoku puzzles can be found in The Art of Sudoku 2 and Masterpiece Sudoku Mix 2.
First expert time I’ve ever gotten on a sudoku! 9:39
4:36