Do you want to be amazed by Hippopotamus pictures? Let's see color photos of Hippos! You and your child will find pictures of Hippos in short simplified text for children learning to read or those who like picture books. Hippopotamus: Photos and Fun Facts for Kids. It is Book 20 in the Kids Learn with Pictures Series. This book is around a clear concept: see pictures of Hippos. This is a stock photo book of animals that ASK QUESTIONS of the pictures shown to the reader to encourage interaction and responses from the child. Be sure to read the other books in the Kids Learn With Pictures Series.