vision

Provides scientific information about the sense of sight, explaining how the eyes work, how they perceive light, color, shape, and motion, and the brain's role in vision.

Presents an introduction to the eyes, explaining what they are, how they work, and their function in the human body; looks at some of the illnesses and injuries that can affect eyes; and offers advice on how to keep the eyes healthy.

Discusses the importance of the sense of sight, the difference between sensitivity to light and the actual formation of images, and the various sight organs found in animals.

An illustrated introduction to our sense of sight, describing its importance, describing how eyes work, the things people can see, and more. Includes instructions for a related activity.

Discusses the history and development of eyeglasses; includes a brief explanation of how the eye works and the vision problems that glasses can correct.

Discusses the parts of the eye, how they function to produce the phenomenon of vision in humans and animals, and other aspects of the act of seeing.

Presents eighty-eight color illustrations containing three-dimensional illusions that can be seen, with practice, with the naked eye.

Examines the sense of sight, explaining how human eyes work, looking at how movies trick the eye, and discussing eye care and safety, glasses, and blindness.

Photographs and text introduce young readers to the sense of sight, explaining how the human eye works, how people see things, and what makes eyes different colors.

Explains how sight works, looks at the parts of the eye, and discusses animals and sight, and eye safety.