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.

Subjects

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

Locations

Lexington

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Testimonials

We have always been impressed by the fantastic service by everyone at Chyten. Congratulations on building such a fine company!

Ken and Elaine K

You guys were amazing and made it comfortable and extremely unintimidating. Wonderful experience.

Sandra C, Wellesley

Chyten Educational Services is the best agency around. Great prompt response to my emails, quality service. The tutor really helped my son as he was applying to colleges. I highly recommend to other parents.

Jerri K

Went for Chyten Educational Services tutoring and am extremely satisfied with the results. My tutor was very experienced and competent. He was especially good at understanding my errors and helping me correct them. My scores improved steadily throughout the tutoring and I exceeded my (high) target score on the actual test by 60 points. A+.

Fred M

I just wanted to let you know that I was accepted to Dartmouth early decision! I am very, very happy. I wanted to thank you for all your help over the past five or so years.

Linda C, Newton

I’ve never heard anything but very high praise and gratitude from both students and their parents.

Marilyn McGrath Lewis, Harvard University Director of Admissions

I am pleased to provide the strongest possible recommendation of Chyten Educational Services to any business or school system considering bringing in a private test preparation or tutoring provider. For Westwood Public Schools, Chyten has proven itself to be a responsible company

John Antonucci, Superintendent of Schools

I’m impressed with the professionalism of the staff and the flexibility of hours. More importantly my son does not hesitate to go; nor does he hesitate to ask for additional hours when needed! I have already recommended Chyten to several families.

Ken D

Thanks to Chyten’s instruction my scores granted me admittance to Harvard College. I highly recommend Chyten to all students. My younger sister is currently enrolled with Chyten’s SAT program and did an amazing job on her SAT exam!

Peyton C

Andover, MA	978-474-0101
Lexington, MA	508-371-4202
Newton, MA	617-559-9931
Syosset, NY	516-677-9595
Wellesley, MA	781-237-4006

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John Sullivan

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