What happens to a hamburger (1970)

What happens to a hamburger (1970)

Anne F. Rockwell, Paul Showers, Edward Miller, Miller, Edward

Year: 1970
Authors: Anne F. Rockwell, Paul Showers, Edward Miller, Miller, Edward
Print type: BOOK

Description:

Explains the processes by which a hamburger and other foods are used to make energy, strong bones, and solid muscles as they pass through the digestive system.