Math Made Easy: Introduction to Fractions (Part 1)
In this video, the viewer is introduced to fractions and shows how to find the numerator and denominator. For third-grade students and older.
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Math Made Easy: Introduction to Fractions (Part 2)
In this video,Â the instructor doesÂ a couple of exampleÂ problems to show how to identify the denominator and numerator. For third-graders and older.
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Capitalization
In this grammar lesson  learn all the places in which capitalization is used in the English language. This lesson will help to avoid mistakes in writing. Examples are shown on a whiteboard.

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Undersea Volcanoes
From deep on the ocean floor at the mid-Atlantic ridge, huge undersea volcanoes rise up from the deep, with their own unique eco-systems and communities of undersea life on each of them.  This video is a very unusual look at undersea volcanoes and life that they sustain. (02:20)
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The Ring of Fire (Volcanoes), Part 4
The Pacific Ring of Fire (or sometimes just the Ring of Fire) is an area where large numbers of earthquakes and volcanic eruptions occur in the basin of the Pacific Ocean. (08:02)
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Seconds From Disaster: St. Helen's Eruption
Interviews and reenactments from survivors of a Mount St. Helen blast. WatchÂ as theyÂ fight through the ash and cope with the aftermath fromÂ a volcano eruption. Some scenes may beÂ upsetting for young children. Run time 02:47.
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Volcano Eruptions : How Long Do Volcanoes Erupt?
The length of a volcanic eruption can vary dramatically, and some eruptions have been known to last continuously for decades. Learn about the lack of ability in predicting the length of volcanoes with help from the chair of a department of environmental studies in this video on volcano eruptions.

Expert: Jack Hall
Bio: Dr. Jack Hall is the department chair in the department of environmental studies at the University of North Carolina at Wilmington.
Filmmaker: Rendered Co

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Volcano Eruptions
This is the best way to see the fury of a volcano -- through the lens of a camera. These scenes/images (30 seconds) should be prefaced with discussions about volcanoes. (00:32)
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Earthquakes: Causes
This is a short, one-minute video that describes how and why earthquakes happen. The video shows photos of actual fault lines, as well as simple animation. (01:02)
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Earthquake Country - Seismic Waves
There are other segments of this series on WatchKnow. This is the 'Earthquake Country' series which is suitable for middle school and high school students. Through live-action demonstrations and vivid animations, Dr. Pat Abbott explains how earthquakes have shaped the scenery and the character of the greater Los Angeles area. Dr. Abbott shows how faults capable of large earthquakes lie beneath most of the area, posing great risk to the millions of people living in earthquake country. Animat
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Earthquake Investigations
From Dragonfly TV. Claire and Nisha live in San Francisco, a place where earthquakes are NOT science fiction! The girls wondered if they could learn how the earth moves in an earthquake by looking around the city. Their DTV question to be investigated in this episode: How does the earth move when there's an earthquake?
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When Nature Fights Back: Earthquakes
This video shows the devastation of earthquakes. It examines some of the most powerful earthquakes and their aftermath. (52:19)
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Earthquakes Destruction
This short video shows footage of earthquakes from around the world. You can see California in 1989, and Taiwan in 1999. There are images of destroyed cities and injured people. (00:47)
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Palau Underwater Video
Great underwater pictures from Palau- February 2007
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Volunteers are teaching local farmers to use their land and to protect it at the same time. In northern Ecuador farmers and loggers have cut down almost all the trees in this once forested area. This troubled landscape only has about 2% of what used to be there only decades ago. These volunteers are trying to strike a balance with locals on how they can meet their needs but also save the land. (3:39)
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Farm Restoration
A program in Minnesota is encouraging farmers to turn their farmlands into wetlands. This movie discusses the Reinvest in Minnesota program which encourages farmers to keep farming their profitable land, but to sell back their marginal land and allow it to turn back into wetlands to save wildlife. Run time 02:50.
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Coffee - the most dangerous drink in the rainforest
What's the most dangerous drink in the rainforest? If you guessed "coffee" you'd be right! Coffee is grown primarily in the rainforests.Â Bill explains how sustainable shade-grown coffee can help save the rainforests! Run time 06:39
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Tom Price, Ultimate Green Farmer
He's a great example of what we all should try to become. With a unique composting facility, Price does his part to pitch in to save the environment.
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How to Make a Compost
his educational video shows you how to start making your own compost.
Composting is an easy way to use leftovers, and to have a happy,
healthy garden.  We all talk about having a healthier planet, and this
is one great way to get started in your own backyard!

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Ancient Observatories (Pt 2): Observatories
Second segment of NASA Connect Ancient Observatories explaining how the height of the sun relates to the growing seasons and the length of daylight. This segment describes how Ancient Egyptian and Greek cultures used astronomy in their lives. The segment also contains an activity for exploring how a gnomon works. In the activity students must track the shadows made by a gnomon in 30 minute intervals. The activity will teach students how the length of the shadows and the angles created by the gno
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