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Recent articles

Do Puzzles Keep Your Brain Sharp? What the Research Actually SaysNov 14, 2026
Help Me Choose a GameNov 13, 2026
Hitori, Nurikabe or Norinori: Which Should You Learn First?Nov 12, 2026
Hitori, Nurikabe and Norinori: Three Puzzles from JapanNov 11, 2026
Why Every Good Puzzle Has Exactly One SolutionOct 27, 2026
Five Habits of Careful Logic-Puzzle SolversOct 26, 2026

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beginners 6 hitori 4 logic puzzles 4 norinori 4 nurikabe 4 strategy 4 how to solve 3 comparison 2 brain health 1 cognition 1 history 1 how it works 1 nikoli 1 puzzle design 1

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The games

HitoriShade the repeats. Keep the rest connected.
NurikabeIslands in the stream.
NorinoriPure logic, domino style.

Pure Logic Puzzle Blog

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The games

Hitori
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Norinori
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