Logic Puzzles

Pure deduction, no arithmetic and no guessing. Solve a cosy village whodunit, place Star Battle stars, shade nonogram grids from their number clues, or join Hashi islands with bridges. Every puzzle has exactly one solution, and you can reach it one certain step at a time.

Coming next

We publish a new format only once its puzzles can be checked automatically or by an editor. Next up: Logic grids, Binary puzzles, Slitherlink.