Provides colorful illustrations and easy-to-understand facts for young children about the physical differences between boys and girls and follows siblings Nellie and Gus on a family outing to the beach where they ask lots of questions.
Contains descriptions of a wealth of disgusting, gross, and repulsive things, grouped in the categories of people, animals, food, inventions, plants, and others, each with a Yuck Factor rating. Includes illustrations and sidebars.
Presents a wide variety of eclectic facts about the human body, from the man who had hiccups for sixty-eight years to the number of hairs on a human head correlating to hair color.