building, Lexington Public Schools Administrative Offices, in 2008. Harrington Elementary School Harrington Elementary is named for the Harrington family, which produced many notable town citizens, such as Jonathan Harrington who was killed in the Battle of Lexington, and another of the same name who was the battle's last survivor. The current principal at Harrington is Jackie Daley. Maria Hastings Elementary School Maria Hastings Elementary is named after Maria Hastings Cary, a local philanthropist and the founder of the town's main public library, Cary Library. The current principal at Hastings is Chris Wai. The school was rebuilt from 2018-2020 due to a need for increased capacity. Middle schools Lexington's two public middle schools - William Diamond MS and Jonas Clarke MS, commonly referred to as "Diamond" and "Clarke," respectively - serve students between 6th and 8th grade. Students at Diamond are generally fed in through Estabrook, Fiske, and Hastings, and students at Clarke are generally fed in through Bowman, Bridge, and Harrington. Like many middle schools, both Diamond and Clarke operate in an academic team system, in which each grade is broken down into smaller groups of common teachers and students. Each of the grades in both schools are divided into three teams, with one exception. Diamond and Clarke have built a cross-town rivalry bridging academics and athletics. Academics Both Diamond and Clarke have been among the top schools in MCAS testing. Academically, both schools offer a comparable curriculum comprising several core subjects in addition to a wide range of electives. Students are required to take courses in math, science, English, and social studies, each of which follows its own track. In math, students are required to take courses ranging up to algebra, with placement and level being determined individually. In science, students are required to take courses in earth science, life science, and chemistry and physics. In social studies, students are required to take courses focusing on ancient civilizations, world geography, and U.S. history in 6th, 7th and 8th grades respectively. In foreign languages, students have the option to take a sequence of courses in French, Spanish, or Mandarin Chinese. The Mandarin Language program is ranked one of the best Mandarin Language programs in the country, and the school and Mandarin teachers have received many awards, such as the Confucius Institute Award and various cash and technological prizes from the Chinese Government. Top students in Spanish have the opportunity to