Minesweeper by Chris Green
or solve online (using our beta test of Penpa-Edit tools. Use left click to place mine, right click (in cell) to mark unused, right click (on edge/corner) to mark a note; hitting tab will also enable a shading mode. If you want more solving options, turn off Penpa-Lite option.)
Theme: Pinwheel
Author/Opus: This is the 13th puzzle from guest contributor Chris Green.
Rules: Standard Minesweeper rules.
Difficulty: 3.5 stars
Time Standards (highlight to view): Grandmaster = 4:00, Master = 6:45, Expert = 13:30
Solution: PDF and solving video.
Note: Follow this link for classic Minesweeper puzzles on this website and this link for variations on Minesweeper puzzles. If you are new to this puzzle type, here are our easiest Minesweeper Puzzles to get started on. More Minesweeper puzzles can be found in The Art of Puzzles 2.
12:28, hit the expert time but needed to do a lot of guess-and-check. Curious to see a logical solve path in the solution video