Average 4.47 based on 18 teacher ratings
Dennis O'Connor is a History teacher at Mahwah High School located in Mahwah, New Jersey and part of Mahwah Township School District. Dennis O'Connor's 18 teacher ratings contributes to Mahwah High School's ranking of 476 in New Jersey. Additionally, the average teacher rating at Mahwah High School is 4.1 stars.
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amazing man

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this man is the best teacher

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Best teacher i've ever had. i don't find history interesting, but he explains everything thoroughly until you understand- really really prepares you well

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Mr. O'Connor is by far the hardest teacher in hs. Hes challenging, difficult, and intimidating. However he does a great job to prepare u for the future, and is a great teacher.

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he's a good teacher, but sometimes he doesn't have enough emotion.

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mr oconnor is an ok teacher but as a tennis coach hes very mean and makes on run nonstop!

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He tries to make you have more confidence in yourself and he tries to make you a man or woman of decision.

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Mr. O'Connor is a teacher that you will never forget, he is an awesome teacher and a wonderful person too.

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A great teacher. He knows what he's doing in the classroom and in life. This is a GOOD THING!

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Mr O'Connor is great.Known for being evil,which none will deny that he is.But,he's cynical,aka funny and u learn sooo much in his class.Def worth having.I luv'im

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The Grand Master of Economics. Great philosopher and teacher. Allows students to think for themselves and become people of decision. One word: Virtuoso.

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You learn a lot in his class.

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Good Teacher! Learned a lot.

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Mr. O'Connor is a teacher worth taking. He teaches Economics very well. I know many of his students, including myself, on Wall Street now.

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dennis is good people. also, a man of decision.

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Tough guy, great teacher.

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Hardest teacher ive ever had.

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greatest guy to teach out our school

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Learn more about Mahwah High School

5-star
74%
4-star
10%
3-star
6%
2-star
3%
1-star
5%
Based on 1,164 Ratings
Mahwah High School is a public high school located in Mahwah, New Jersey and part of Mahwah Township School District. Mahwah High School is ranked 476 in New Jersey. Learn More