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
Assembled the shotgun
Painted a picture
Lit the lamp
Played the music
Turned on the theater
Got the code
Fixed the ladder
Fixed the mechanism
Fixed the radio
Helped the journalist
Entered the cellar
Got to the window
Got rid of the squirrel
Opened the cache
Cabinet is opened
Entered the house
Glass is cut
Glove Compartment Opened