The phrase "amount schools" is not grammatically correct. However, if you mean the phrase "number of schools," it refers to how many schools there are. Full definition
First, unlike in the United States, the cost of education hasn't risen anywhere near as rapidly due to the constraints the government puts on the maximum amount schools can charge for tuition. (thecollegeinvestor.com)
It would also require more nutritious meals and increase the amount schools are reimbursed for providing free lunches. (npr.org)
The aim was to cut the amount school districts receive to pay for kindergarten instruction and give schools the flexibility to create their own programs. (ballotpedia.org)