Here is the full list of all 12 Home Improvisation achievements.
Complete all challenge levels.
Complete the Height challenge level.
Complete the Speed challenge level.
Complete the Shatter challenge level.
Use the mallet to break something.
Build all furniture pieces.
Play every note on the piano.
Unlock all tools.
Unlock all rooms in the house.
Turn the lights all the way down.
Build all furniture in a room.
Shatter the vase.