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Not Right For WatchKnowLearn
Ages: 7 - 13
2504 Views:
Using a Solar Still:  Juice
From teachersdomain.org, produced by PBS
In this video segment from ZOOM, two cast members repeat an experiment designed to separate fresh water from a liquid solution, this time using colored sugar water in one solar still and orange juice in another. The basic still design they employ tra... [more]
Found by begamatt in Water Cycle
November 3, 2010 at 09:52 PM
Not Right For WatchKnowLearn
Ages: 14 - 18
1453 Views:
Invasion of Poland 2 of 3
From YouTube, produced by Signal Corps
1943 War Department Film Bulletin No 48 produced by the Signal Corps Photographic Center. Invasion of Poland in Sept of 1939 which was the beginning of WWII. Contains footage shot by German troops and confiscated by the Allied Forces of artillery and... [more]
August 19, 2009 at 07:10 PM
Not Right For WatchKnowLearn
Ages: 8 - 18
2717 Views:
How the Fig Tree Strangles Other Plants for Survival in the Rainforest
From YouTube, produced by BBC WorldWide
In this video, suitable for all grades, David Attenborough focuses on the ability of the fig plant to compete to get sunlight in a thick tropical forest. (03:39)
Found by teresahopson in Trees
August 7, 2009 at 09:38 AM
Not Right For WatchKnowLearn
Ages: 3 - 9
3606 Views:
Bats: Creatures of the Night
From WatchKnow, produced by WatchKnowLearn
This video version of Bats: Creatures of the Night by Joyce Milton includes text, narration, and pictures. It is listed on the CoreStandards.org website as part of the suggested reading material for grades 2-3.  (09:15)
February 8, 2012 at 06:56 PM
Not Right For WatchKnowLearn
Ages: 5 - 10
2175 Views:
1st Grade Common Core==Place Value & Expanded Form using a Rekenrek
From YouTube, produced by enidpublicschools
Melissa Ross, first-grade teacher at McKinley Elementary School, demonstrates a lesson on place value and expanded form using a rekenrek. Common Core Standard 1. NBT.2. This is a great professional development resource to learn strategies for teachin... [more]
September 23, 2012 at 11:26 PM
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