Sudoku by Thomas Snyder
or solve online (using our beta test of Penpa-Edit tools)
Theme: Gridlocked
Author/Opus: This is the 378th puzzle from Thomas Snyder, aka Dr. Sudoku.
Rules: Standard Sudoku rules.
Difficulty: 4.5 stars
Time Standards (highlight to view): Grandmaster = 6:30, Master = 15:00, Expert = 30:00
Solution: PDF; a solution video from the author is available here and a video from Cracking the Cryptic here.
Note: Follow this link for other classic Sudoku. If you are new to this puzzle type, here are our easiest Sudoku to get started on. More classic Sudoku puzzles can be found in The Art of Sudoku, The Art of Sudoku 2 and in our beginner-friendly collection Intro to GMPuzzles by Serkan Yürekli.
Feels impossible until it doesn’t. Great puzzle!
If Friday is 4.5 stars I’m a little scared what Saturday is going to look like.
Very nice puzzle. Triplets, pair and 96 placing in box5.17min..
8:06. Lovely sudoku. Very enjoyable.
Very nice puzzle, a pleasure to solve!