About Us




John Sullivan

John holds a Masters of Arts in Teaching from Boston University. He taught at Belmont High School for fifteen years, where he was considered by many students to be “the best teacher” they had ever had. John’s 20 years of teaching experience include AP US History and Government (APUSH), SAT II History, Honors US and World History, Political Science, Economics, ESL, and World Issues. John specializes in domestic and international current global issues. John’s love of international history has caused him to travel extensively to more than 20 countries around the globe.


  • AP European History
  • AP Human Geography
  • AP US Government and Politics
  • AP US History
  • AP World History
  • English
  • ESL
  • Government & Civics
  • History
  • SAT
  • SAT History


  • Lexington

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Andover, MA978-474-0101
Lexington, MA508-371-4202
Newton, MA617-559-9931
Syosset, NY516-677-9595
Wellesley, MA781-237-4006
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