Esther Carvalho
educator
Esther Carvalho is the general director of Colégio Rio Branco in São Paulo, where she oversees the implementation of cellphone restrictions during school hours while allowing limited use for communication at the school’s exit, addressing concerns about student safety.
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Liechtenstein:
Esther Carvalho is the general director of Colégio Rio Branco.
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Israel Batista
O Estado de S. Paulo (Estadão): Pode usar celular na saída da escola? Colégios criam até ‘mobile zone’ para aluno falar com os pais