An alternative school is an educational establishment with a curriculum and methods that are nontraditional.
A school is an institution designed to provide learning spaces and learning environments for the teaching of students under the direction of teachers.
In education, a curriculum is broadly defined as the totality of student experiences that occur in the educational process.
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Such schools offer a wide range of philosophies and teaching methods; some have strong political, scholarly, or philosophical orientations, while others are more ad hoc assemblies of teachers and students dissatisfied with some aspect of mainstream or traditional education.
Traditional education, also known as back-to-basics, conventional education or customary education, refers to long-established customs that society traditionally used in schools.
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Some schools are based on pedagogical approaches differing from that of the mainstream pedagogy employed in a culture, while other schools are for gifted students, children with special needs, children who have fallen off the track educationally, children who wish to explore unstructured or less rigid system of learning, etc.