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Ages: 4 - 14
African Bullfrog Facts
From YouTube, produced by Demand Media
African bullfrogs are known for the amount of parental investment the males put into the tadpoles. Discover facts about African bullfrogs with information from a published biologist. Suitable for all grades.
November 11, 2009 at 07:59 PM
Not Right For WatchKnowLearn
Ages: 8 - 16
The Gravity of the Situation
From YouTube, produced by Children's Museum of Houston
Its time for a no-holds barred match to see who was right Aristotle or Galileo as we answer the question.. Do heavier objects fall faster than lighter objects? And, of course, what Mr. O video would be complete without something just plain ridiculous... [more]
Found by begamatt in Gravity
March 31, 2011 at 05:28 PM
Not Right For WatchKnowLearn
Ages: 8 - 14
Elementary DNA (Cells, Nucleus)
From YouTube, produced by braintofu.com
This is a basic two-minute introduction to DNA and genes. Introduces scientists James Watson and Francis Crick. This is a great resource to introduce biology into the early childhood classroom. (2:17)
February 5, 2012 at 10:00 AM
Not Right For WatchKnowLearn
Ages: 12 - 18
The Pythagorean Theorem, Part 1 of 3 - Khan Academy
From YouTube, produced by Salman Khan
This is an introduction to the Pythagorean Theorem. Mr. Khan, the insstructor, uses computer software for his demonstration. Although he uses different colors for emphasis, the screen is a little 'busy' so the viewer may want to open the screen to 'f... [more]
August 18, 2010 at 09:04 PM
Not Right For WatchKnowLearn
Ages: 8 - 18
Surviving the Holocaust: Zanne Farbstein's Story
From YouTube
Zanne Farbstein was 16 years old when she was deported with her two younger sisters to Auschwitz. This is a powerful two minute video about how she survived whiles others were murdered by the German Nazis and concentration camp workers and is well wo... [more]
July 6, 2011 at 08:14 PM