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Not Right For WatchKnowLearn
Ages: 9 - 16
How Elevators and Pulleys Work
From YouTube
This is a short (01:08), but well-done, simply-animated video (with narration) that shows how elevators and pulleys work.
May 22, 2010 at 09:10 AM
Not Right For WatchKnowLearn
Ages: 12 - 18
Collective Nouns
From YouTube, produced by Knewton
This video defines collective nouns and then gives examples of collective nouns and how they are used.  It specifically talks about how to determine what kind of verb to use with collective nouns. (2:02)
October 20, 2009 at 08:11 AM
Not Right For WatchKnowLearn
Ages: 9 - 18
Basic Introduction to Photosynthesis
From YouTube, produced by
This is a brief, three-minute introduction to photosynthesis.  A rather slick professional production, using live action, time lapse, and animation, and a clear voice-over.
November 12, 2008 at 03:43 PM
Not Right For WatchKnowLearn
Ages: 14 - 18
Thinkwell Chemistry: The Combined Gas Law
From YouTube, produced by Thinkwell
This is an excellent presentation in which the lecturer discusses  the Combined Gas Law (Boyle's Law and Charles' Law) (06:43) in easy-to-understand terms. This is a clip from a larger segment and is done in a lecture-style format. There are times w... [more]
May 8, 2010 at 07:50 PM
Not Right For WatchKnowLearn
Ages: 13 - 18
How Music Works 1 - Melody - Part 1
From YouTube
Narrator is Howard Goodall.  Melody is music’s most powerful tool when it comes to touching our emotions.  Tunes touch our deepest emotions, and are capable of inspiring love, sorrow, faith, and hope.  Video discusses vocabulary associated with melod... [more]
Found by Barb in Melody
August 23, 2009 at 06:44 AM