Here is the full list of all 24 The Wisbey Mystery achievements.
Created a potion
Opened the casket
Hit the target
Cought a fish
Eliminated the fire
Painted a picture
Assembled the shotgun
Played the music
Lit the lamp
Turned on the theater
Got the code
Fixed the ladder
Fixed the radio
Fixed the mechanism
Got to the window
Helped the journalist
Entered the cellar
Cabinet is opened
Got rid of the squirrel
Opened the cache
Entered the house
Glass is cut
Glove Compartment Opened