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2019-Nov-11: Pixidoku puzzles just won the Academics Choice Brain-Toy award! Check out our newly launched Kickstarter for the boxed version of this puzzle.

Masyu Puzzles by KrazyDad, Volume 1

Here are hundreds of free Masyu puzzles suitable for printing. Each Masyu puzzle has only one unique solution.

Here's a tutorial on how to solve Masyu puzzles.

Instructions

The finished puzzle will contain a loop made of horizontal/vertical line segments which connect the centers of grid cells.

  • Black circles indicate corners.
  • White circles indicate straights.
  • Black circles must be turned upon, but the loop must travel straight through the next and previous cells in its path.
  • White circles must be traveled straight through, but the loop must turn in the previous and/or next cell in its path.

If you need help, try my tutorial, or take a look at the answers page!

Thanks to Simon Tatham, whose 'Pearl' code was the impetus for this collection.