Queensguard puzzle catalog

240 numbered puzzles that stay the same forever, so you can share a link or come back to one. Each was checked by a solver that finds exactly one answer and reaches it by logic, with no guessing.

5×5 puzzles →
30 puzzles · 2 hard, 11 easy, 17 medium
6×6 puzzles →
30 puzzles · 13 easy, 14 medium, 3 hard
7×7 puzzles →
30 puzzles · 11 easy, 17 medium, 2 hard
8×8 puzzles →
30 puzzles · 12 medium, 15 easy, 3 hard
9×9 puzzles →
30 puzzles · 13 easy, 10 medium, 7 hard
10×10 puzzles →
30 puzzles · 11 easy, 10 medium, 8 hard, 1 expert
11×11 puzzles →
30 puzzles · 11 hard, 1 expert, 10 medium, 8 easy
12×12 puzzles →
30 puzzles · 10 easy, 4 expert, 13 medium, 3 hard