5 h 55 m, 4 dic 2002 año - Nose, mouth, brain, intestines, and ears begin to develop.

Descripción:

Ooh, what's this hole right on the bottom of my face, and those two other holes in the middle. I'll call them my nose and mouth. Wait, I can think, oh yeah, by brain is forming. There are also these long tubes in my abdomen, maybe they're my intestines. American Psychological Association, American Psychological Association, www.apa.org/education/k12/brain-function.aspx.

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