public schools take up about 90%of American students; boards of education at the state and/or district level guide the spending,make decisions about the school curriculum, teacher standards and certification,and the overall measurement of student progress ATLANTA PUBLIC SCHOOLS KING A DIPPEI宝NC第public schools • take up about 90% of American students; • boards of education at the state and/or district level guide the spending, make decisions about the school curriculum, teacher standards and certification, and the overall measurement of student progress