53,436,072 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: 4 - 11
2266 Views:
Sid the Science Kid: Where Does Rain Come From
From pbskids.org, produced by PBS Kids
This is a short and simple explanation of where precipitation comes from.  The video is set in a classroom where a teacher explains about clouds, rain, snow, etc.  This would make a great introduction to studying rain.  It also compliments the Common... [more]
July 16, 2012 at 01:20 PM
Not Right For WatchKnowLearn
Ages: 12 - 18
1121 Views:
Secrets of the Titanic
From YouTube, produced by National Geographic
Join one of the century's most celebrated underwater expeditions with marine scientist and adventurer Robert Ballard as he searches for — and finds — the R.M.S. Titanic. (46:14)
March 15, 2012 at 07:15 PM
Not Right For WatchKnowLearn
Ages: 8 - 14
3449 Views:
Diffy - Virtual Manipulative
From usu.edu, produced by Utah State University
When Diffy opens, there are four black numbers placed at the corners of a black square. Your first goal is to fill in the four blanks in the blue circles in the middle of each side of the black square. Start with any side of the black square and cli... [more]
May 9, 2010 at 11:11 AM
Not Right For WatchKnowLearn
Ages: 8 - 18
5605 Views:
Human Body 101
From nationalgeographic.com, produced by National Geographic
Documentary- The human body performs amazing feats every day, from sending signals rocketing through the brain at high speed to the distribution of oxygen over 1,000 miles of airways. The professional video includes narration and is an excellent over... [more]
July 10, 2009 at 10:12 AM
Not Right For WatchKnowLearn
Ages: 10 - 18
4896 Views:
Math Snacks: Ratey the Math Cat (Ratios and Proportions)
From YouTube, produced by New Mexico State University
Ratey pops up when you least expect him. And he can't resist pointing out the rates and "purrportions" in daily life. You'll never again overlook how everyday decisions rely on mathematical reasoning about rates. Ratey the Math Cat addresses number... [more]
January 10, 2012 at 11:20 PM
Reason:  

  Cancel