Why do we need to have fun?

Hi my name is Pio i am writing about why do we need to have fun  here is information about why do we need to have fun do you if you don't click on the link below and it will tell you why do we need to have fun.
https://docs.google.com/a/tamakiprimary.school.nz/document/d/1-_CqG2riYUw4EAtWmKkvShOIRRBn3ce_Y_NMspYDMMQ/edit

Ernest Rutherford

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