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Not Right For WatchKnowLearn
Ages: 10 - 16
Osmosis Experiment
From YouTube
Dried and wrinkled salad/lettuce can be "refreshed" by immersing it in cold water. This is due to osmosis. The process is shown in a time lapse video where things are speeded up 720x. What took 3 h 35 m can be shown in 18 seconds... thanks to time la... [more]
Found by grazianione in Osmosis
July 27, 2009 at 07:42 AM
Not Right For WatchKnowLearn
Ages: 10 - 18
Area and Perimeter - Khan Academy
From YouTube, produced by Salman Khan
Using the Paint program as his 'chalkboard', the insructor demonstrates how to solve for the area of rectangles and triangles and how to figure out the perimeter of rectangles. (12:20)
February 9, 2010 at 08:49 PM
Not Right For WatchKnowLearn
Ages: 9 - 18
What Are Genes?
From YouTube, produced by 23andMe
Cartoon that explains what genes are and how they work. Nice simplification of a complex process. Color and narration with some subtitles. (04:25)
Found by laneyk in Genes
July 13, 2009 at 08:19 AM
Not Right For WatchKnowLearn
Ages: 11 - 18
Parts of an Animal Cell
From YouTube, produced by YouTube
This informative video gives great facts and details about an animal cell. Some of the key vocabulary words include the following: cell membrane, food, carbon dioxide, organelles, nucleus, chromosomes, cytoplasm, endoplasmic reticulum, lysosome, enzy... [more]
September 27, 2011 at 09:12 PM
Not Right For WatchKnowLearn
Ages: 12 - 18
Benjamin Franklin Biography
From 5min
Benjamin Franklin Biography - In this video, learn about Benjamin Franklin, the American founding father, scientist, inventor, activist, statesman, diplomat and author. Fast paced. Content is appropriate for middle school students. (4:12)
October 9, 2010 at 09:48 PM
Not Right For WatchKnowLearn
Ages: 10 - 18
The Incandescent Ballroom - An Advanced Walk Through the Solar System
From WatchKnow, produced by Jennifer Palmertree
This video was created to catch the interest of high school students when studying planetary science. The animation and editing was created/done by Jennifer Palmertree; however, the music is copyrighted, so this video is only for educational use. Thi... [more]
August 25, 2011 at 11:48 AM