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At what age we begin to see?

The fetus can't see when it is inside the uterine cavity. However, starting with an 18-week fetus appear "trace" of eye movements. With a 27-week fetus reacts to the flash light aimed at the belly of his mother, turning his head in their direction. While studying the activity of the brain confirms that the fetus reacted to light.

Immediately after birth the child is able to perceive only the presence or absence of the light source. In the first months of life the child, as out of the fog, there are different objects of the surrounding world. First, the child learns to focus on large objects that are close. From birth to 2 months infants see objects about 20 inches from the eye, and after 6 weeks is approximately 30 centimeters. During this period, infants are more interested in two things - the human face and contrasting geometric shapes.

From 2 to 4 months, infants begin to glance over the whole visible in front of the space, learn to follow moving objects. Now the straight lines and sharp forms they prefer patterns of greater complexity, curved lines and rounded shapes. Infants begin to show the ability to remember what they saw.

After 4 months, babies can focus my sight on close or distant objects.

In 6 months, the visual acuity of the child allows him to observe small objects to learn "their"grab and throw toys, learning in this three-dimensional space.

Color children learn to identify between 3 and 7 years. If after this age they mix colors, they might not have color blindness.



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2013-09-11 11:38:51
Chelyabinsk rainbow!
2013-07-03 08:52:48
Black??)) the rainbow does not have this color!
2012-10-05 05:41:37
Daughter 2 years knew all the colors of the rainbow, white, black, pink, brown and Burgundy color))
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