Here is the full list of all 100 Which Way Out achievements.
Completed level 3
Completed level 4
Completed level 5
Completed level 6
Completed level 7
Completed level 8
Completed level 9
Completed level 10
Completed level 11
Completed level 12
Completed level 13
Completed level 14
Completed level 15
Completed level 16
Completed level 17
Completed level 18
Completed level 19
Completed level 20
Happy Achievement Hunting
FOUND THE SECRET ITEM
GET 10000 TOTAL SCORE
Completed level 1
Completed level 2