The school expected to raise around $2000 from the day, which included sponsors' donations to one student who did the entire trip on a unicycle.
Fundraising would continue into next week and beyond, he said: "It will have a life for quite a while."
Mr Whippy icecream seller Linda Brewer, based in Greytown, offered icecreams with 50 per cent of the profits going to Jacob's fundraising.
She said she read about Jacob in the Times-Age and wanted to help.
As Mr Whippy was already marking its 50th anniversary in New Zealand with a fundraiser for child cancer, she said she thought it could be extended for "a local boy".
"The icecreams were very very popular," Ms Brewer said.
"Most people said, it was the thought of Mr Whippy being at the end that kept them going."