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Interactive
The Hydrologic Cycle
Grade Range: 3-5, 6-8
Students explore the interconnectedness of the water cycle with this interactive and learn how water is perpetually recycled between Earth's surface and the atmosphere.
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Interactive
Bio Cube Grade Range: 3-5, 6-8, 9-12
All writing assignments require the writer to make decisions about what to include and what to leave out. The task seems especially daunting with biographies and autobiographies, when the author is trying to summarize an entire life.The Bio Cube activity asks students to take on that challenge and limits their information to what will fit on six sides of a small cube.
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Teacher's Guide
Hoover Dam
Grade Range: 6-8, 9-12
Rising more than 700 feet above the raging waters of the Colorado River, it was called one of the greatest engineering works in history. Hoover Dam, built during the Great Depression, drew men desperate for work to a remote and rugged canyon near Las Vegas. Find videos and lesson activities through the American Experience website.
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Interactive Video
Frontline: The Warning
Grade Range: 9-12
With this video timeline from FRONTLINE's The Warning, students can learn about bank regulation and the 1990s bull market that led to some of the financial collapse of 2008.
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Video
Emulsifiers
Grade Range: 6-8, 9-12
With this video from NOVA ScienceNOW and Cooks Illustrated, help students learn that the secret to the perfect vinaigrette is in the emulsifier.
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Video
Iowa Outdoors: Asian Carp
Grade Range: 6-8, 9-12
Learn how one invasive species of fish could wreak havoc on Iowa's lakes.
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Video
What is Concrete
Grade Range: 3-5, 6-8
This Design Squad Nation animation shows that cement is a powder that turns solid when mixed with water while concrete is a mixture of sand and gravel held together by cement.
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Interactive
Angle-Side Relationships
Grade Range: 6-8, 9-12
In this interactive, students explore and solve problems regarding the relationships between angles and side lengths in triangles.
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Video
Aborigines
Grade Range: K-2, 3-5
Watch this video to learn all about the Australian Aborigines and the history of their connections to the animal world. The video also highlights their unique way of leaving their mark through stencils of their handprints on the walls of caves.
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Video/Web Resource
Epic of Gilgamesh
Grade Range: 6-8, 9-12
Using Invitation to World Literature, students can find modern interpretations, analyses, and performances of the Gilgamesh story.
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