Mum Tasha Williams with her children (from left) Wairua Jackson-Williams, 12, Pouakai Jackson-Williams, 10, Tahana Jackson-Williams, 7, and a family friend, Noah Austin Talbot, 10.
Stationery is the next highest cost for the family and Williams shopped around for the best price, dropping her initial estimate from $100 to about $60 for all three school-aged children.
She said the family paid school fees as they came.
"My advice would be to save. Even if it's just five bucks a week into a separate account you can't touch. It helps so much," Williams said.