The inclusive model used at PNGHS offers Pūmanawa/Extension in:
- English - Reading and Writing
- Challenge Maths
- The EnviroGroup
- VEX Robotics
- TeenAg
- Engineering
- ICE (International Connections Extension)
- Photography Extension
- Model UN
- Girl Up!
- Tournament of Minds (TOM)
- CroKnit
- Bullet Journaling
- Book Club
- Code Club
- Pūhoro STEM Academy for Māori Science students
The programme continues to evolve and opportunities vary from year to year based on student needs.
Students are also made aware of and supported to participate in a range of regional, national and international opportunities including: Education Perfect World Series competitions, Brain Bee, Hands On Otago, Rotary National Science and Technology Forum and Science Olympiads.