The Case for Solving Sudoku in Pen
Pencil lets you guess. Pen makes you prove it. Here is why switching writing instruments is the fastest way to become a genuinely better solver.
Pencil lets you guess. Pen makes you prove it. Here is why switching writing instruments is the fastest way to become a genuinely better solver.
A gentle, no-guessing walkthrough for absolute beginners. The one rule of sudoku, the two techniques that solve every easy grid, and why you never need to guess.
There is a version of summer that happens entirely behind a screen, and most of us drift into it without deciding to. The afternoons get hot, the couch gets comfortable, the phone is right there, and somehow the whole season slides by in a feed. It is easy. It is also forgettable. A paperback puzzle…
There is a particular kind of quiet that comes from a number puzzle. No notifications, no infinite scroll, no opinions. Just you, a grid, and a problem that has exactly one honest answer. For ten or twenty minutes the noise drops away and your mind does the one thing screens never let it do: settle…