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🧩 PuzzleBlog

Logic puzzles by Thomas Vuille

Latest posts

  • June 2, 2026

    Five Cells — the puzzle that divides

    Discover Five Cells, a Nikoli grid division game where each region must contain exactly five cells.

    puzzleFiveCellsnikoli
  • June 1, 2026

    Country Road 0002

    A classic logic puzzle: three switches, three light bulbs, one visit. Can you find the solution?

    puzzleCountryRoadclassique
  • May 30, 2026

    The Country Road

    A classic logic puzzle: three switches, three light bulbs, one visit. Can you find the solution?

    puzzleCountryRoadclassique
  • May 30, 2026

    The classic Sudoku

    A classic logic puzzle: three switches, three light bulbs, one visit. Can you find the solution?

    puzzlesudokuclassique

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Puzzle types

  • puzzle 4
  • classique 3
  • CountryRoad 2
  • FiveCells 1
  • nikoli 1
  • sudoku 1

© 2026 Thomas Vuille. All rights reserved.