New themes will become available to you as you complete puzzles.

Unlockable	How to unlock
Baby	Finish any 3 puzzles
Decoration	Finish any 9 puzzles
Fashion	Finish any 15 puzzles
Horror	Finish any 12 puzzles
Love	Finish any 21 puzzles
Medieval	Finish any 6 puzzles
Pirate	Finish any 24 puzzles
Science-fiction	Finish any 18 puzzles