Kathie Billingslea Smith

Answers a variety of questions about the physical structure of the eye, how human beings and animals see, and how to take care of our eyes.

Uses a question and answer format to explain what our nose does for us, how it smells, the relationship of smell and taste, and other facts relating to our olfactory sense.

Presents brief information, photographs, and a map for each state and possession of the United States.

Uses a question and answer format to explain such things as how our brain works to let us think, learn, and feel emotions; what happens when we sleep; and what brain damage is.

Questions and answers provide basic information about hearing and the ear, covering such topics as "Can I hear things when I'm asleep?" and "How do I take care of my ears?"

Questions and answers provide basic information about hearing and the ear, covering such topics as "Can I hear things when I'm asleep?" and "How do I take care of my ears?"