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Nervous System - Why don't we feel pain when we cut our hair? |
#aumsum
#kids
#science
Children and Growing Up
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Sep 23, 2024
#Childeducation
#Childeducation
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Technology for HumanityGan Jing World is dedicated to promote kindness, respect, and trust among people. Our non-addictive content prioritizes meaningful information, while upholding freedom of speech and user privacy.