Mississippi constitution
Article 8
Section 206

There shall be a state common-school fund, to be taken from the General Fund in the State Treasury, which shall be used for the maintenance and support of the common schools. Any county or separate school district may levy an additional tax, as prescribed by general law, to maintain its schools. The state common-school fund shall be distributed among the several counties and separate school districts in proportion to the number of educable children in each, to be determined by data collected through the office of the State Superintendent of Education in the manner to be prescribed by law.