charter school
US /ˈtʃɑːr.t̬ɚ ˌskuːl/
UK /ˈtʃɑːr.t̬ɚ ˌskuːl/

1.
sekolah piagam
a school that receives public funding but operates independently of the established state school system, often with a specific curriculum or teaching philosophy
:
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Many parents choose a charter school for its specialized arts program.
Banyak orang tua memilih sekolah piagam karena program seni khususnya.
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The new charter school focuses on STEM education.
Sekolah piagam yang baru berfokus pada pendidikan STEM.