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No copyright - public domain Educational Videos

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			Duration	Views/day	EduTube-Index
	Home - A documentary about planet Earth	Click here to watch in HD. A beautiful copyright free, non-profit documentary about planet earth, balance, climate change, melting glaciers, deforestation, energy and agriculture.	93:18	19194	9.80
	NASA's new spacecraft and rockets, Ares 1-X		5:55	663	0.00
	Chess tricks, tips, tactics	chess tutorials by VINOD KUMAR Accounts Teacher ( The Lawrence School Sanawar)	0:00		0.00
	stalemate in chess rules of chess	Chess Tutorials by VINOD KUMAR accounts teacher ( The Lawrence School Sanawar)	0:00		0.00
	En Passant - very interesting rule in chess	Chess Tutorials by VINOD KUMAR Accounts Teacher ( The Lawrence School Sanawar)	0:00	33	0.00
	flash tutorials	Flash Tutorials by VINOD KUMAR.. HIMACHAL PRADESH.INDIA .. Email: vinod0050@yahoo.com	9:44	1	0.00
	Corvallis Middle School Science Olympiad Champion 2010 Part 1	Science Olympiad Montana State Champions! Fundraisers: It would be a great honor for the Corvallis team to represent Montana at	8:41		0.00
	Corvallis Middle School Science Olympiad Champion 2010 Part 2	Science Olympiad Montana State Champions! Fundraisers: It would be a great honor for the Corvallis team to represent Montana at the National	7:49		0.00
	Casino Games	At http://www.allslotscasino.com/uk, all online casino games	1:43		0.00
See video	Acid Base: Calculate pH of a buffer after HCl is added	In the video, I use the Ka of ammonium ion. I got it like this: 1.00 x 10^-14 divided by 1.77 x 10^-5. This last value is the Kb for ammonia.	4:52	2675	1.46