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There are 6 videos in this category and 26 videos in 3 subcategories.

Category Videos
Not Right For WatchKnowLearn
Ages: 8 - 12
The Senses: Seeing - by StudyJams
From scholastic.com, produced by Scholastic
There are many parts to the human eye, all of which work together to both perceive and respond to light.  Impulses that they eye observe are sent through nerve fibers to the brain, where they are analyzed.  Learn more about your sense of sight with t... [more]
Found by begamatt in Sight
May 16, 2011 at 10:24 PM
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Not Right For WatchKnowLearn
Ages: 6 - 18
Color Blind Test
From YouTube
This 1:17 long video provides some images in which may indicated color blindness. Color Blindness is mainly the result of hereditary deficient X chromosome. Because men only have 1 X chromosome, they are more likely to be color blind. A good video to... [more]
Found by freealan in Sight
March 21, 2012 at 03:17 PM
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Not Right For WatchKnowLearn
Ages: 10 - 18
How Guide Dogs Help the Disabled
From YouTube, produced by WatchMojo
Founded in 1981, MIRA provides service dogs to the visually impaired or otherwise disabled to help them live their lives independently. (02:45)
Found by teresahopson in Sight
May 22, 2010 at 01:17 PM
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Not Right For WatchKnowLearn
Ages: 10 - 18
How the Eye See Color
From YouTube, produced by ehow
Rods and cones exist on the eye's retina, and it's the job of the cones to help the eye see color. Learn from a science teacher how color changes depending on its wavelength in this clip. English Captions for note taking. (1:33)
Found by grazianione in Sight
April 15, 2010 at 12:04 PM
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Not Right For WatchKnowLearn
Ages: 18 - 18
Understanding Infant Vision
From about.com, produced by About.com
Have you ever wondered how well or how much your baby can see? During the first months of her life, her eyesight will be improving more and more.This two minute video shows the development of an infant's eyes during the first months of her/his life. ... [more]
Found by freealan in Sight
March 21, 2012 at 03:11 PM
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Not Right For WatchKnowLearn
Ages: 11 - 18
Color Blindness
From YouTube
Video shows a basic example of color blindness. Color blindness occurs when a single type of color-receptor cone is missing from the retina, due to a genetic defect, rendering the person unable to distinguish some colors from others. In this test car... [more]
Found by laneyk in Sight
August 4, 2009 at 12:10 PM
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