33 books • 10 series
Fruit (First Discovery Sticker Books) (My First Discovery Paperbacks) (First Discovery Book S.) (My First Discoveries)
Colors (First Discovery Book S.)
Under the Ground (First Discovery Book) (First Discovery) (First Discovery)
The Seashore (First Discovery)
The Castle (First Discovery)
On Wheels (First Discovery)
Birds (First Discovery)
Water (First Discovery)
Hands, Feet and Paws (First Discovery)
