You can try contacting the school to request records:
If you want to make a claim for abuse or neglect about a state school that is still open, the Ministry of Education can help you contact the school board:
Hosted by Whangārei Girls' High School
Gender and age: female, up to 20 years
Capacity: 35 students
https://teenparentschool.co.nz/help-teen-parents/
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