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Ages: 13 - 18
1528 Views:
Independent and Dependent Systems - Khan Academy
From YouTube, produced by Sal Khan
Independent and Dependent Systems - From Khan Academy (5:10)
May 6, 2012 at 11:32 AM
Not Right For WatchKnowLearn
Ages: 7 - 12
7658 Views:
Adding Two-Digit Numbers Using Mental Math
From YouTube
This video teaches students to add two-digit numbers using mental math and left to right addition ( two column addition).  The problems appear on a white screen and are explained step-by-step by a math tutor. By the end of the video, students learn t... [more]
July 20, 2011 at 09:39 AM
Not Right For WatchKnowLearn
Ages: 7 - 18
2211 Views:
Video Brain Teaser #7
From YouTube, produced by VideoMathTutor.com
Videos that provide viewers with brain teasers/mental puzzles. These may consist of problems dealing with the arrangement of matchsticks, coins, and other items. May include pencil drawing games, optical illusions, hidden images and "Find the Twin" p... [more]
November 9, 2009 at 04:07 AM
Not Right For WatchKnowLearn
Ages: 13 - 18
3227 Views:
Introduction Anatomy Physiology: Levels of Organization (01:03)
From YouTube, produced by mrfordsclass
The levels of organizations show the relationship between the increasing levels of complexity that is involved with life. Almost every life science class will go over this concept. (05:14)
September 23, 2014 at 08:47 AM
Not Right For WatchKnowLearn
Ages: 9 - 16
3563 Views:
Beyond the Lava
From YouTube, produced by National Geographic
Video takes place in the Kamchatka peninsula in Russia.  There are more than 120 volcanoes in this area.  Video photographer climbs down into the volcano to take photos.  Video shows how he climbs down and the risks he takes to get the photos.
July 26, 2009 at 06:09 AM
Not Right For WatchKnowLearn
Ages: 10 - 17
3202 Views:
The Assassination of Archduke Franz Ferdinand
From youtube.com, produced by Simple History
How did the assassination of Archduke Franz Ferdinand happen? This animated video will show you. (01:42)
October 7, 2016 at 03:09 PM
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