Pack: 60-75L depending on height & trip length - comfortable, ultralight, volume adjustable

First aid & snake bite kit (school usually manages this)

Shelter​

• Hiking Tent (these are different to your standard family tent)​

Bedding (majority of a sleep system)​

• Ultralight inflatable mat with pump bag (reco: an insulation factor of R8 for winter and R4 for rest of year in Victoria)​

• Ultralight sleeping bag with down (reco: -5 degree for winter and 0 degree for rest of year in Victoria, and if going into Alpine climates, -10 year round)

• Compact inflatable pillow

Apparel (clothing), from the ground up:​

• Hiking boots or sturdy footwear (+ water shoes)​

• Socks (very important): Merino Wool best - a few thin pairs for hiking, one thick pair for sleeping

• Lower: long/short pants, swimmers, rain pants (over pants),  (and undies of course)

• Upper: long/short sleeve shirts (collared best), fleece jumper, down jacket (appropriate to climate), waterproof shell jacket 

• Thermals (winter)

• Towel (lightweight) - not a beach towel

• Hat (with neck coverage) - something soft that can be packed

• Glasses, sunglasses

• Beanie

Light: adjustable head torch with red light, with spare batteries in a water-proof bag​

Eat:

• Menu/food usually determined by school

• Bowl, plate, cup, knife, fork, spoon (or combinations such as sporks, high-edge plates, etc)

Drink: water containment (3L), a refill plan (school will advise), water purification if required

Clean:

• Environmentally-friendly dish soap & sponge)​

Toiletries:

• Sunscreen​

• Toothbrush/paste

• Comb/brush if necessary

• Nail-clippers

• Insect repellent (gel/roll)​​

• Few sheets of toilet paper in a water-proof bag never hurts

• Personal medications/items (often centralised by school, depending on age)