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PLAYING ROBOT FOR NEWBORNS
Earvaipattinam Union School, Earvaipattinam, Tamil Nadu, India
India -
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AUTOMATIC LIGHT FOR FIELDS
Earvaipattinam Union School, Earvaipattinam, Tamil Nadu, India
India -
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Washing machine with hand
Earvaipattinam Union School, Earvaipattinam, Tamil Nadu, India
India