Headteachers and MPs claim schools in Kent are among the worst funded in the country and standards are being affected.
Campaigners say schools are missing out because of an unfair funding system.
One headteacher told ITV Meridian that schools may have to increase class sizes and consider dropping some subjects.
It's all due to a funding formula that few would admit is fair, but is hurting schools and children.
Sarah Saunders reports...