An educational version of YouTube is TeacherTube-Teach the
World. It was launched on March 6, 2007 and its stated purpose
is to share instructional videos. I did some searches: Science
experiment – 1 Science – 25 (9 are made of students telling
about an experiment) Civil War – 6 English – 25 (Many are ESL)
Spanish – 23 (Some for learning Chinese, some commercial
websites) Some things that TeacherTube could do to improve: –
Spread the word so that more educators contribute to it and use
it. –Have people use better tags. I did not find the Dr. Altman
Generating Electricity video under science experiment or
science. I had to know it was Physics or Electricity. Taggers
should always include the subject area, grade level, the topic,
and the specific aspect of the topic. Electricity could be
several other topics such as hydropower, coal burning, and
nuclear reactors. Numerous taggers only use their name as the
tag. – List the time on the video in minutes. For Dr. Altman
Generating Electricity the run time is in sec