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Not Right For WatchKnowLearn
Ages: 7 - 18
Video Brain Teaser #4
From YouTube, produced by VideoMathTutor.com
Video that provides viewers with brain teaser/mental puzzle. In this puzzle the viewer needs to reposition three sticks from the layout of four small squares.  The solution needs to be three identical squares.  The solution is given at the end of the... [more]
November 9, 2009 at 04:59 AM
Not Right For WatchKnowLearn
Ages: 13 - 18
Bacteria Basics : Microbiology Basics
From YouTube, produced by mrfordsclass
In this new video we look at the basics of bacteria. We look at their classifications, sizes, shapes and how they reproduce. This video is intended to be a primer on bacteria. We will go into more details as we progress in this series. (10:49)
December 6, 2014 at 11:45 AM
Not Right For WatchKnowLearn
Ages: 6 - 12
Guided Reading for Advanced Weeks
From YouTube
In this video you will see an actual guided reading group in progress from beginning to end.  This example provides a very good picture of how a guided reading group should function, and what kinds of comprehension skills can be tackled in this setti... [more]
March 6, 2010 at 04:26 PM
Not Right For WatchKnowLearn
Ages: 11 - 18
Photosynthesis - Khan Academy
From YouTube, produced by Salman Khan
The instructor uses the software as his electronic 'chalkboard' to offer an overview of photosynthesis. As the instructor says: nothing on Earth would probably exist if not for the process of photosynthesis. (13:37)
February 9, 2010 at 08:28 PM
Not Right For WatchKnowLearn
Ages: 9 - 18
Rock Cycle Animation (Interactive)
From pbslearningmedia.org, produced by TERC, Inc.
The rock cycle has no beginning and no end. Rather, it is an ongoing cycle in which rock — driven by tectonic processes such as volcanoes and earthquakes, the surface processes of weathering and erosion, and compaction — is created and destroyed. In ... [more]
May 20, 2012 at 03:56 PM