Iowa Public Television
STEM
OCTOBER 30 - NOVEMBER 6, 2012
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Sometimes the hardest part of teaching a new lesson or concept is showing how the idea translates to the real world. This week, Iowa Public Television highlights resources that help show the main concept or idea, allowing your students to move ahead in their learning. 
Interactive
water cycle
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
angle side
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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Teacher's Guide
hoover dam
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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Video
asian carp
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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Video 
emulsion
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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 Resources  |  PBS LearningMedia  |  PBS KIDS  |  PBS Teachers  |  Iowa Public Television