- Who
- NSW Department of Education
- What
- 1,500 people
- Where
- Australia (Sydney)
- When
The largest mental health awareness lesson (single venue) is 1,500 people and was achieved by The NSW Department of Education (Australia) at Quaycentre, Sydney Olympic Park, New South Wales, Australia, on 9 November 2018.
This record was attempted for Guinness World Records day 2018.