Dettagli del libro
Formato
eBook
Pagine
44
Lingua
Inglese
Pubblicato
Jan 1, 2012
Editore
Lerner Publications
ISBN-10
1322068402
ISBN-13
9781322068404
Descrizione
The circulatory system is made up of the heart, the blood, and strong tubes called blood vessels. But what does the circulatory system do? And how do its parts work together to keep your body healthy?