Higher education is a wonderful thing, but the price can be very steep.

The College Board reports that tuition and fees for the 2018-2019 school year average $10,230 at public four-year, in-state institutions. They average $35,830 at private nonprofit four-year schools.

But here and there throughout the country are schools where you pay nothing for tuition if you meet certain requirements. There might be work-study involved, but you can save tens of thousands of dollars by attending these schools.

Following is a look at U.S. colleges and universities that don’t charge for tuition.