LOK (Unofficial): Play
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Chapter 1 Meta
Puzzle 1
Puzzle 2
Puzzle 3
Puzzle 4
Puzzle 5
Puzzle 6
Puzzle 7
Puzzle 8
Chapter 2 Meta
Puzzle 9
Puzzle 10
Puzzle 11
Puzzle 12
Puzzle 13
Puzzle 14
Puzzle 15
Puzzle 16 (*)
Puzzle 17 (*)
Chapter 3 Meta
Puzzle 18
Puzzle 19
Puzzle 20
Puzzle 21
Puzzle 22.1 (unsolvable)
Puzzle 22.2 (unsolvable)
Puzzle 23
Puzzle 24
Puzzle 25
Puzzle 26 (*)
Puzzle 27 (*)
Chapter 4 Meta
Puzzle 28
Puzzle 29
Puzzle 30
Puzzle 31.1 (unsolvable)
Puzzle 31.2 (unsolvable)
Puzzle 31.3 (unsolvable)
Puzzle 32
Puzzle 33
Puzzle 34
Puzzle 35
Puzzle 36
Puzzle 37 (*)
Puzzle 38 (*)
Chapter 5 Meta
Puzzle 39
Puzzle 40
Puzzle 41 (unsolvable)
Puzzle 42
Puzzle 43
Puzzle 44
Puzzle 45
Puzzle 46 (*)
Puzzle 47 (*)
Chapter 6 Meta
Puzzle 48
Puzzle 49
Puzzle 50
Puzzle 51
Puzzle 52
Puzzle 53
Puzzle 54 (*)
Puzzle 55 (*)
Chapter 7 Meta
Puzzle 56
Puzzle 57
Puzzle 58.1 (unsolvable)
Puzzle 58.2 (unsolvable)
Puzzle 58.3 (unsolvable)
Puzzle 59
Puzzle 60
Puzzle 61
Puzzle 62
Puzzle 63
Puzzle 64 (*)
Puzzle 65 (*)
Chapter 8 Meta
Puzzle 66
Puzzle 67
Puzzle 68
Puzzle 69
Puzzle 70
Puzzle 71
Puzzle 72
Puzzle 73
Puzzle 74
Puzzle 75 (unsolvable)
Puzzle 76
Puzzle 77
Puzzle 78
Puzzle 79
Puzzle 80
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(# = blacked-out cell, . = black cell, space = empty)