School Holidays Nsw 2025 Calendar 2025. School development days are used by schools to improve the professional skills of staff and school leaders. Mark your calendar with the 2025 dates for public and school holidays to help plan your next getaway to explore our backyard or to unwind and relax at home.

School development days are used by schools to improve the professional skills of staff and school leaders. 2025 school term dates, school holidays, calendars and term planners.