This book is part of a book series called Reading Essentials in Science .

There are 48 pages in this book. This book was published 2004 by Perfection Learning .

Other contributors include: Julie Murphy, Sandhya Menon, Ellen Hopkins, Amber Smith, Nina LaCour, Stephanie Kuehnert, Sona Charaipotra, Anna-Marie McLemore, Brandy Colbert, Martha Brockenbrough, Jaye Robin Brown, Maurene Goo, Aisha Saeed, Jenny Torres Sanchez, Hannah Moskowitz, Ilene (I. W. ) Gregoria, Tracy Deonn Walker, Somaiya Daud, Christine Day, and Alexandra Duncan.