The Hands on Science series provides students with background on key concepts in Science. Each title includes engaging hands on exercises that bring the concepts to life for kids. Real World Science: Protecting Ecosystems, provide information on natural changes vs. changes brought about by people, wise use of ecosystems, and restoring damaged ecosystems.|Index|Sources for further research|Glossary of key words|Informative sidebars|Table of contents|Author/Illustrator biography|The Real World Science series provides students with background on key concepts in science. Each title includes hands-on exercises aimed at engaging students in the processes and skills that are essential to scientific discovery and learning.