Condition: New,UPC: 9781433937309,Publication Date: Fri, January 1, 2010,Type: Paperback ,
description
a solid understanding of one our most used features--the ear. The varying sounds we hear, such as music and voices are explained. Students learn how to safely wash their ears, and protect them from loud noises and the cold. Lively photographs help illustrate the main point on each page.