N.J. Stat. Ann. § 18A:47-6

Each such special school of instruction shall be conducted for the well-being and safe custody of children committed to it, and for their training and education for good citizenship and self-support. There shall be ample ground for farming and gardening, and shops and other means for industrial training shall be provided. The school shall, as far as possible, be conducted as a home. There shall be a superintendent and the teachers and other employees necessary for the proper conduct of the school. The superintendent shall reside in the school. Teachers in such school shall be required to hold such certificates to teach as are required of teachers in the public schools.