Featured Videos

Not Right For WatchKnowLearn
Ages: 6 - 12
3633 Views:
Why Is the Grass Green?
From mightybook.com, produced by Mighty Book
In this animated story book, Pexi the Alien asks Alexi why the grass is green. Alexi explains that grasses are green because they contain chlorophyll, which is used in the process of photosynthesis. The conversion to sugar and it's use as food for th... [more]
March 23, 2011 at 08:51 PM
Not Right For WatchKnowLearn
Ages: 8 - 12
4342 Views:
Addition Properties- Commutative, Zero and Associative Properties
From eduplace.com, produced by Houghton Mifflin
Students will learn to use the properties of addition to make addition easier.  The associative property says that addends can be grouped in any order.  Changing the order that numbers are added does not change the sum.  The sum of zero plus a number... [more]
May 20, 2010 at 03:58 PM
Not Right For WatchKnowLearn
Ages: 9 - 18
4969 Views:
Discovering Science Around Us
From 5min, produced by WatchMojo
Discovering Science Around Us - This video looks at how science is all around us and shows how a special exhibition is teaching this to young students. (01:19)
March 23, 2011 at 07:24 PM
Not Right For WatchKnowLearn
Ages: 3 - 7
10856 Views:
Plant Parts, Song
From YouTube, produced by Cindy Waleri
This video names the plant parts and how they grow to the tune "head, shoulders, knees and toes". Song gets faster each time it is repeated. Pictures are included with each plant part and growth process. Run time 01:21.
July 20, 2010 at 03:11 PM
Not Right For WatchKnowLearn
Ages: 6 - 14
9799 Views:
Solid Liquid Gas Song
From YouTube, produced by They Might Be Giants
This professionally-made music video from They Might Be Giants sings about the three phases of matter: solids, liquids, and gases.  The video has very simply and repetative lyrics and shows examples of each state.  This is a wonderful introduction to... [more]
February 19, 2011 at 09:06 PM
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