Website
PBS

Nh Pbs: Nature Works: Species Diversity

For Students 3rd - 8th
If your wondering about the biodiversity of species on Earth, then check out Natureworks from New Hampshire Public Television. A brief definition is included as well as some interesting facts on species diversity.
Website
Other

Biodiversity Tool Box: About Biodiversity

For Students 9th - 10th
An extensive site detailing Australia's committment to biodiversity conservation, including a list of threats and proposed plans of action as outlined in the "Environment Protection and Biodiversity Conservation Act of 1999."
Lesson Plan
PBS

Pbs Teachers:cathedral in the Sea: Construct a Model Kelp Forest

For Teachers 5th - 8th
Investigate the relationships among kelp forest inhabitants and their relationships to the giant kelp plant. List the parts of a giant kelp plant and construct a model of a kelp forest habitat.
Activity
Education Place

Houghton Mifflin: Eduplace: Made in the u.s.a.: Economic, Geography

For Teachers 3rd - 5th
Site presents activities, that are fun and innovative. These tasks will assist students in their understanding of how the economics of manufacturing effects the student's daily life.