Using segments from NATURE's "The Wolf that Changed America" students will explore 19th century attitudes toward wolves in the western United States. (Grades 9-12)

April 16th, 2009 | 0 comments | 966 Views

(7 votes)

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In this video-enhanced lesson, students will explore the characteristics of diamonds, and begin building an understanding of their formative environment, the resulting crystal structures and the physical properties of earth materials. (Grades 9-12)

July 15th, 2008 | 0 comments | 3,822 Views

(4 votes)

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This video-enhanced lesson focuses on symbiosis and ecological relationships. Using sharks and marine species as examples, students will investigate the many ways that species that live in close proximity to each other might interact in an ecosystem, and will then explore the ways that ecosystems can be thrown out of balance, often as a result of human action. (Grades 9-12)

July 15th, 2008 | 0 comments | 7,619 Views

(22 votes)

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Lessons in the guide use the programs as a starting point for discussions about the domestication of dogs, selective breeding, and the ways in which humans and dogs work and live together.

June 15th, 2008 | 1 comment | 4,539 Views

(27 votes)

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