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. If you want more solving options, turn off Penpa-Lite option; we recently updated the solver tools and you may need to do a hard refresh [Ctrl+F5 or Ctrl+Shift+R] or clear file cache to take advantage of the new answer checker features.)
Author/Opus: This is the 50th puzzle from our contributing puzzlemaster Palmer Mebane.
Rules: Standard Minesweeper rules.
Difficulty: 4 stars
Time Standards (highlight to view): Grandmaster = 8:00, Master = 13:15, Expert = 26:30
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.