Intermediate Sudoku — 24 posts
Candidate lines Sudoku is a clean box-to-line technique that removes candidates without guessing. Learn how it works, when to use it, and how it differs from…
Read article →Learn how hidden pairs Sudoku works, how to spot the pattern, and how to clean up candidates without guessing.
Read article →Learn when to start advanced Sudoku techniques, which fundamentals to master first, and the best order to progress from medium puzzles to expert-level logic.
Read article →A practical guide to intermediate Sudoku techniques that help you move past singles and break open stuck grids without guessing.
Read article →Hidden pair Sudoku is an intermediate technique where two digits can only fit in the same two cells of a row, column, or box. Here is…
Read article →A clear guide to pointing pairs Sudoku, including the box-to-line logic, a simple example, common mistakes, and when to use the technique in real puzzles.
Read article →A clear hidden triple Sudoku guide for intermediate solvers who want to spot the pattern, clean candidates correctly, and reopen stalled puzzles without guessing.
Read article →Learn how to solve medium Sudoku with a simple seven-step routine that uses singles, pencil marks, candidate elimination, and pairs without guessing.
Read article →A clear guide to pointing triples Sudoku, including how the pattern works, how it relates to pointing pairs, and when to scan for it in real…
Read article →Learn how to eliminate candidates in Sudoku using notes, singles, locked candidates, and pairs so you can solve logically without guessing.
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