Criteria for reviewing materials vary among organizations. We hope you will find these reviews useful in choosing among the many potential materials for your lessons.

Following are links to curriculum reviews done by other organizations.

North American Association for Environmental Education Reviews of more than 130 curriculums and activity materials.
http://www.naaee.org/npeee/

Consumers Union
Reviews of educational materials produced by corporations http://www.consumersunion.org/other/captivekids/SEMs_ecology.htm?environ