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Not Right For WatchKnowLearn
Ages: 15 - 18
1003 Views:
Introduction to Matrices - Khan Academy
From YouTube, produced by Sal Khan
This video from Khan Academy starts off with a black screen because the narrator uses it as a 'chalkboard'. This video is appropriate for high school students. The video shows what a matrix is and how to add and subtract them. (11:51)
August 12, 2009 at 07:16 PM
Not Right For WatchKnowLearn
Ages: 10 - 18
1995 Views:
Charles Drew - Inventor of the Blood Bank
From YouTube
Commentary, still images, and narration about Charles Drew. Commentary is provided by Dr. Lester Rodney of Morehouse Colllege. Drew did research 'in the field of blood transfusions, developing improved techniques for blood storage, and applied his ex... [more]
July 19, 2009 at 08:09 AM
Not Right For WatchKnowLearn
Ages: 9 - 18
2089 Views:
Google SketchUp 1: Basic Concepts
From YouTube, produced by Google
A clear starter video for anyone trying Google SketchUp.  Nice summary of features with useful keyboard & mouse shortcuts.  Screenshot with voice-over.  (03:08).
January 24, 2010 at 10:34 PM
Not Right For WatchKnowLearn
Ages: 5 - 11
5322 Views:
Using Related Facts to Make a Fact Family
From eduplace.com, produced by Houghton Mifflin
A fact family uses the same three numbers to make addition and subtraction problems such as 7+2=9, 2+7=9, 9-2=7, 9-7=2.
May 20, 2010 at 01:59 PM
Not Right For WatchKnowLearn
Ages: 6 - 18
1729 Views:
Cute Whale - Drawing Tutorial
From YouTube, produced by Mister Elements
This video is a drawing tutorial for creating a cute cartoon whale.  It is narrated well, and the steps of the drawing are very simple to follow.  Any artist to be can follow the given steps and be successful. (05:27)
Found by ronna_37 in Whales
December 5, 2009 at 11:16 PM
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