A fun set of picture books and puzzle books that use animal silhouettes to learn colors. - Title: Doubutsu Iroiro Kakurenbo (Animal Hide-and-Seek Colors) - Author: Koji Ishikawa - Type: Picture Book - Features: Learn animal silhouettes and colors - Size: Small - Additional Book: Doubutsu Konnichiwa! (Hello Animals!) - Author: Tomi Wada (Saku Wada) - Type: Puzzle Book There are no noticeable stains, but please refrain from purchasing if you are looking for a new item, as it has been used by a child. Thank you for looking.