Nine schools are taking part in a competition called The Bubble Project.
The school that raises the most money between now and 1st June will then win.
Pupils will be recognised for their efforts at a presentation at the Centre for Life In Newcastle.
More top news
Two men have appeared in court charged with the murder of a woman whose body was found in a burning car in Houghton.
As inquiries into recent Billingham shootings continue, a man has been arrested on suspicion of criminal damage recklessly endangering life.
32-year-old Paul Foster was last seen leaving an address on Burbank Street in the town on Wednesday (August 16).