Here is the full list of all 100 Puzzle Art: Dogs achievements.
Doggy 50
Doggy 100
Doggy 99
Doggy 49
Doggy 48
Doggy 98
Doggy 47
Doggy 97
Doggy 46
Doggy 96
Doggy 45
Doggy 95
Doggy 44
Doggy 94
Doggy 43
Doggy 93
Doggy 92
Doggy 42
Doggy 41
Doggy 91
Doggy 40
Doggy 90
Doggy 89
Doggy 39
Doggy 38
Doggy 88
Doggy 37
Doggy 87
Doggy 86
Doggy 36
Doggy 35
Doggy 85
Doggy 84
Doggy 34
Doggy 33
Doggy 83
Doggy 32
Doggy 82
Doggy 31
Doggy 81
Doggy 30
Doggy 80
Doggy 79
Doggy 29
Doggy 28
Doggy 78
Doggy 27
Doggy 77
Doggy 26
Doggy 76
Doggy 25
Doggy 75
Doggy 24
Doggy 74
Doggy 73
Doggy 23
Doggy 22
Doggy 72
Doggy 21
Doggy 71
Doggy 20
Doggy 70
Doggy 19
Doggy 69
Doggy 18
Doggy 68
Doggy 17
Doggy 67
Doggy 16
Doggy 66
Doggy 15
Doggy 65
Doggy 14
Doggy 64
Doggy 13
Doggy 63
Doggy 62
Doggy 12
Doggy 11
Doggy 61
Doggy 10
Doggy 60
Doggy 9
Doggy 59
Doggy 8
Doggy 58
Doggy 7
Doggy 57
Doggy 6
Doggy 56
Doggy 5
Doggy 55
Doggy 54
Doggy 4
Doggy 3
Doggy 53
Doggy 2
Doggy 52
Doggy 1
Doggy 51