With the enactment of No Child Left Behind, districts across the country have been consumed with ensuring that students are proficient in math and reading. However, by the very nature of the law, the definition of "proficient" varies from state to state as well as within states. Since countless resources are being poured into this endeavor and since there are extreme sanctions for schools and districts that are not meeting the Annual Measurable Objective (AMO), which dictates the percentage of students that must be proficient each year, the definition should be clear.