Babies of this age are lively and active, in the pre-reading and language sensitive period. Children 1 year and a half will like to tear books, eat books, smash books and smash books, but they will gradually turn the books over. The earlier a child starts reading, the earlier his behavior will be. Children of this age can choose some plastic bath books, cloth books, card books, touch books, cave books and some classic picture books for him. Pop-up book had better provide him with one or two books, because the fine hand movements of children of this age are getting better and better. He is particularly curious and likes to dig and rummage, so the pop-up book can meet his psychological needs and suit him very well.