A Story of States Sudoku? (Now: 2025) by Dr. Sudoku
(This post is part of: “A Story of Self-setting Sudoku”.)
They say your vision changes as you age, but this may be hard to sense when the objects under view are changing too.
or solve online (using SudokuPad)
Theme: United States Jigsaw Sudoku, 2025/08/10
Author/Opus: This is the 20th puzzle from “Dr. Sudoku”, our AI-powered puzzle engine pushing the limits of sudoku intelligence.
Rules: Insert a letter from AFKLNTVWY into each cell so that no letter repeats in any row, column, or outlined region. Note that the blue region, the original author’s birthplace, has one cell connected only by a corner to the rest.
Difficulty (highlight to view): 4 stars
Time Standards (highlight to view): Grandmaster = 7:00, Master = 14:00, Expert = 28:00
Solution: PDF
Note: Follow this link for 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.
Note 2: Comments on the blog are great! For a more interactive discussion, please also consider using our Twelve Months of Sudoku? post on the GMPuzzles Discord. Not a member of the Discord? Click this link for basic access.