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Not Right For WatchKnowLearn
Ages: 12 - 18
Weight and Balance - Lesson 2
From Curriki, produced by NASA
This NASA video segment explores where the center of gravity is on an airplane, how its location is determined, and why center of gravity is important for maintaining balance. An instructor and an engineer at NASA's National Test Pilot School teach t... [more]
June 30, 2009 at 01:00 PM
Not Right For WatchKnowLearn
Ages: 6 - 15
Beaver Family
From NationalGeographicVideo, produced by National Geographic
Watch nature's architects and engineers, the beavers. They are North America's largest rodent. Watch as beavers build a dam and stock it with food for the winder. The dam is home to a beaver family: mother, father and kits.  (02:07)
April 7, 2009 at 08:04 AM
Not Right For WatchKnowLearn
Ages: 8 - 18
Congress Avenue Bridge Bats, Austin, Texas
From YouTube
This spectator's video captures the unique nightly ritual of the Congress Avenue Bridge bats in Austin, Texas.  The video shows the bats emerging from under the Congress Avenue Bridge for their nightly feeding run.  These bats consume over 20,000 pou... [more]
Found by michellehoggard in Bats
October 30, 2011 at 01:03 PM
Not Right For WatchKnowLearn
Ages: 3 - 8
The GiggleBellies Sing "ABC Superstar"
From YouTube, produced by GiggleBellies
In this video young learners can become an ABC Superstar learning the alphabet and counting from 1 to 20. Students will enjoy this colorful,  unique characters. There are some advertisement bubbles but they can be x-ed. The song repeats itself a coup... [more]
February 23, 2011 at 07:08 PM
Not Right For WatchKnowLearn
Ages: 10 - 18
How Things Work : How Is Electricity Generated?
From YouTube, produced by Paul Volniansky
Electricity is generated by introducing conducting wire, usually copper or aluminum, to a magnetic field. Learn more about how electricity is generated from a math and science teacher, Steve Jones. (03:02)
Found by teresahopson in Current
May 11, 2010 at 07:53 PM