Physical barriers:
Lack of access, perhaps in the form of ramps or doorframes that are not wide enough for wheelchairs, any disabled toilets or lifts where necessary, lack of equipment or resources such as hearing loops, information in braille.
Language can be a barrier, if understanding or support for a child who’s first language is not English is not available this will hold them back.
Amendments made to the Disability Discrimination Act 2001 required all schools built from 2001 to have physical access for all pupils.
Environmental:
Financially, a parent/carer or even the school may not be able to