58,699,040 Videos Watched

Age Filter: Click to Set

Embed Video
Embed Video:
URL of source video:
Simply give the URL and we will get the embed code automatically, if we support embedding from the site.

Featured Videos

Not Right For WatchKnowLearn
Ages: 10 - 18
1993 Views:
Generating Electricity
From TeacherTube, produced by High School Physics Projects
The High School Physics Project: Generating electric energy.  Lenses Law makes it difficult to actually generate electricity.
March 30, 2009 at 09:56 AM
Not Right For WatchKnowLearn
Ages: 10 - 18
2438 Views:
Lewis and Clark
From history.com, produced by History Channel
In 1804, Jefferson sends a team to explore lands acquired in the Louisiana Purchase. The Corps of Discovery will travel nearly 8,000 miles over three years, reaching the Pacific Ocean and clearing the path for westward expansion. Students would benef... [more]
October 30, 2010 at 11:15 PM
Not Right For WatchKnowLearn
Ages: 8 - 18
2259 Views:
The Leech
From YouTube, produced by PBS
Meet the terrifying, bloodsucking, decorated leech! Neil deGrasse Tyson embarks on a quest in murky waters with a leech expert.  This is a PBS Nova Science segment. (04:14)
November 29, 2009 at 05:25 PM
Not Right For WatchKnowLearn
Ages: 8 - 13
4071 Views:
Force Work: Energy for Kids
From YouTube, produced by http://www.makemegenius.com
This video explores the concepts of force, work, and energy.  Cartoon kids explain simple physics concepts though an everyday scenarios such as moving large objects, cars, and campfire.  They discuss heat energy, solar energy, stored energy, water (h... [more]
April 9, 2012 at 09:07 PM
Not Right For WatchKnowLearn
Ages: 10 - 18
1335 Views:
Pollution kills Dhaka's rivers
From YouTube, produced by Reuters
Dhaka's lifeblood is dying.The Buriganga river, one of the four around Bangladesh's capital, is now one of the most polluted in the world. Reuters Guy Desmond reports. Run time 01:37.
July 31, 2009 at 02:11 PM
Reason:  

  Cancel