When Arnold accidentally swallows his miniaturized class, his digestive system becomes the class field trip!

Ms. Frizzle takes the class on a field trip to R.U. Humerus's (Tony Randall) Body Shop.

Describes the parts of the circulatory system and how they function.

Describes the structures and functions of the respiratory and circulatory systems, including the lungs and airways, blood cells, the heart, arteries, veins, capillaries, pulmonary circulation and the lymphatic system.

Introduces the various parts of the digestive system and the functions they perform.

A discussion of the anatomy and physiology of the human brain and spinal cord, the structure of the nervous system, and how we think, feel, and move.

Discusses the anatomy of the eye and how its sensory data are interpreted by the brain to give us vision.