Jim Koepke
04-03-2014, 12:23 PM
From 1225 A.D. to the present the realignment of national borders in Europe:
http://vimeo.com/89394659
Wow, if only there were things like this back in my school days.
jtk
Jim Matthews
04-03-2014, 9:51 PM
Have a look at the Khan academy.
If this had been available in the 1980's,
I would have passed elementary Physics.
I still think most of the instruction in my school was unintelligible,
by design - to thin the herd heading into the schools producing
employable graduates.
https://www.khanacademy.org/science/physics/one-dimensional-motion
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