On May 17 of the Mystery Year, the U.S. Supreme Court justices ruled 9–0 that state laws involving racial segregation in public schools are unconstitutional. The math clues for finding the year involve proportional reasoning, solving an equation with rational coefficients, and converting a fraction to a decimal or percent. The ruling is called Brown v. Board of Education.Your Print/Digital PDF Includes:A ready-to-print Student Page along with annotated Answer Key 4 pages of Teacher Notes with st