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science

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please help me i am in 4th grade and i need help on my science project. my science project is, is smiling contagious and i have no idea what to do for research and data

  • science - ,

    You could smile at many people you pass on the street, in the halls at school, and in stores. Keep a careful record of those who smile back at you. You also might limit your smiles to strangers.

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