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Not Right For WatchKnowLearn
Ages: 8 - 16
Gear and Wheels and How They Work, Part 1
From YouTube, produced by AWIMVideo
This video discusses the history behind the wheel and how it was changed to make a gear.  The video also discusses gears, gear speed and direction, circumference, diameter, radius, combining different size gears, driver gear vs driven gear, gear trai... [more]
December 5, 2009 at 11:32 PM
Not Right For WatchKnowLearn
Ages: 8 - 13
The Fifty States that Rhyme (song)
From YouTube
Another 50 states song, also to the tune of "Turkey in the Straw." With the words and state shapes on screen. First at normal speed, then double time. Run time 02:48.
December 2, 2008 at 09:24 AM
Not Right For WatchKnowLearn
Ages: 8 - 18
Mrs. Munger's Class - Onomatopoeia
From YouTube
This is a short, funny video that uses simple animation to make just the mouth move on the photographs. Onomatopoeia - try saying that ten times fast! It means words that sound like what they are - Splash! This is from ABC's One Saturday Morning. For... [more]
December 23, 2009 at 09:42 PM
Not Right For WatchKnowLearn
Ages: 11 - 18
Introduction to Cellular Respiration - Khan Academy
From YouTube, produced by Salman Khan
The instructor uses software (and several colors for clarification) to offer an introduction to cellular respiration, glycolysis, the Kreb's Cycle, and the electron transport chain. !14:19)
February 9, 2010 at 08:35 PM
Not Right For WatchKnowLearn
Ages: 11 - 18
Parts of an Animal Cell
From YouTube, produced by YouTube
This informative video gives great facts and details about an animal cell. Some of the key vocabulary words include the following: cell membrane, food, carbon dioxide, organelles, nucleus, chromosomes, cytoplasm, endoplasmic reticulum, lysosome, enzy... [more]
September 27, 2011 at 09:12 PM