Does anybody know which law schools provide full tuition scholarships for JD students?

Law school of Baylor University may have what you want.
Go and try.

Most schools will offer full scholarships with a high enough LSAT score. Unless you are trying to apply as a transfer student. Then the answer will be different.

Drexel Law

Northwestern fully funds your studies if you pursue their six-year JD/Ph.D. Also, unlike a lot of other schools that offer the JD/Ph.D., you only have to fill out one application instead of submitting one to the law and graduate schools separately.