8×8 cat logic puzzles
Original puzzles, ready for a little quiet thinking.

This collection contains 80 original 8×8 boards. Each has 8 connected regions and needs 8 cats. The larger grid adds more candidates to scan, while keeping the same one-cat and no-touch rules. Size and difficulty are separate: all three reasoning groups are available in this collection.
Difficulty reflects the reasoning, not just the board size.
80 puzzles

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Learn from an original board
Sixty selected puzzles have a full walkthrough. The remaining boards can be played from this library without creating hundreds of near-identical index pages. Every published board passes the same connected-region, unique-solution and proof-replay checks.
Go to Learn · Read the validation method · Print a puzzle pack