Summary

Description	This film shows a series of tests which were run on a white male baby at the ages of one, two, three, and six years of age to test the boy's mental, cognitive, and motor skills. When the child was one-year old, blocks were placed in front of him. He pushed and pounded them on the table. He was also given a cup, rattle, and bell which he pushed and pounded on the table. The last test showed the nurse trying unsuccessfully to get the child to stand upright on his own. When the child was two-years-old, blocks were placed in front of him and he threw them into a bowl. Then the doctor showed the child how to ring a bell; however, the child did not imitate the action. He was able to sit upright in the crib without assistance. When the child was three, he stacked blocks one on top of the other, used the cup to store blocks, and rang the bell following the doctor's example. The child also walked for the first time. At six years of age, he put blocks and the cup in his mouth repeatedl
Source	collections.nlm.nih.gov
Author	Gesell, Arnold, 1880-1961., Yale University. Clinic of Child Development. Photographic Library.

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Attribution: Gesell, Arnold, 1880-1961., Yale University. Clinic of Child Development. Photographic Library.