In theory, responsibility for operating the public education system in the US is local. In fact, much of the local control has been superseded, and state legislation controls financing methods, academic standards, and policy and curriculum guidelines. Because public education is separately developed within each state, variations exist from one state to another. The main advantage to this is that it allows students to discover their interests. For instance, if a state requires that a student must take three years of chemistry or three years of physics, the student may choose one of those subjects and specialize in it. This in some way will help the pupil choose a college major and maybe a carrier.
A definite disadvantage to the decentralized system is the local school districts. Local school districts often levy property taxes, which are the major source of financing for the public school systems. One of the problems that arises because of the heavy reliance on the local property tax is a disparity in the quality of education received by the students. Rich communities can afford to pay more per student than poorer communities; consequently, the disparity in wealth affects the quality of