Multimedia Gallery
March 8, 2012
Videos credited to the National Science Foundation, an agency of the U.S. Government, may be distributed freely. However, some materials within the videos may be copyrighted. If you would like to use portions of NSF-produced programs in another product, please contact the Video Team in the Office of Legislative and Public Affairs at the National Science Foundation.
Additional information about general usage can be found in Conditions.
Here an infant looks at a hand in response to prompting by a parent.
Here, the green dot tracks an infant's eyes as the infant looks at a hand in response to prompting by a parent.
Credit: Elika Bergelson and Daniel Swingley, Psychology Department, University of Pennsylvania
Videos credited to the National Science Foundation, an agency of the U.S. Government, may be distributed freely. However, some materials within the videos may be copyrighted. If you would like to use portions of NSF-produced programs in another product, please contact the Video Team in the Office of Legislative and Public Affairs at the National Science Foundation.
Additional information about general usage can be found in Conditions.
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