You could go dog walking. Charge 3 Pounds per dog.
I also sell the snacks my mum gives me for school.
(A packet of roast chicken crisps might sell for 50 pence.)
Car washing is an option. It's more fun if you're doing it with your friends !
You can go on a school trip like go to a park or somthing pay for the bus
The other 75%. 180
Try Babysitting
they can raise money by selling or just have a fundraiser.
a fundraiser
Work at a School
this brings into question, why was the child prohibited from the trip and if there is just cause, depending on the school board, you may be able to have a refund of some sort.
It is a fun run involving a school to raise money in a healthy, active way that will benefit the whole school.
a bake sale,selling accessories,selling posters.
Money for a trip?
Try watching the movie. They didn't raise money for Anne Frank to come to their school, they raised money for Miep Gies to come - Anne had been dead for 40 year by that time.
500$