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Maple Leaf Rag Played by Scott Joplin
An original recording of the Maple Leaf Rag played by Scott Joplin, from a piano roll that was discovered on eBay. The music is accompanied by changing images of Scott Joplin. [2:45]
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You Tube: How Is Artificial Snow Made? Reactions
In what may be the warmest Winter Olympics on record, Sochi looks more like SoCal by the day. With few real snowflakes to blanket Sochi's slopes, our latest episode explains how science keeps the Winter Olympics alive with artificial snow.
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E Gfi: G8 Robotic Fish
Watch a video of a fish swimming, but this is no ordinary fish, it is actually a robot! [0:44]
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Pulev Asalud: Los Dientes
This short video shows the part of and types of teeth and how to keep teeth healthy and strong.
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Pulev Asalud: La Osteoporosis
In this short video you can learn about osteoporosis, its symptoms, causes, and prevention.
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Professor Dave Explains: Wave Particle Duality and the Photoelectric Effect
Professor Dave explains what we mean by wave-particle duality and how this relates to the photoelectric effect. He discusses how this relationship was discovered through the work of Max Planck and Albert Einstein. [3:55]
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Professor Dave Explains: The Double Slit Experiment
What happens when you pass a beam of light through a screen with two slits? What about when you send electrons through there? Find out about diffraction patterns formed in the double-slit experiment, and where quantum mechanics fits into...
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Axelson Academy: Speaking Audibly and Expressing Oneself in Kindergarten
This video gives tips for teachers to help teach students to speak audibly and express thoughts, feelings, and ideas clearly. [1:13]
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Mount Vernon Ladies' Association: George Washington and Benedict Arnold
This three-part video series examines the relationship between George Washington and Benedict Arnold. Author Professor James Kirby Martin discusses why Benedict Arnold went down the path to treason and how George Washington seeks to...
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Open Culture: A Farewell to Arms: The Oscar Winning 1932 Film
A 1932 American pre-Code romance drama film directed by Frank Borzage, A Farewell to Arms stars Helen Hayes, Gary Cooper, and Adolphe Menjou. And it's based on the Ernest Hemingway novel by the same name. The film won Academy Awards for...
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Copyright & Creativity for Ethical Digital Citizens: Respect the Person
Grade K students learn the importance of attribution - getting credit for the work they do and giving credit to others for their creative work. [0:52]