Average 4.5 based on 1 teacher rating
Mary O'Niel is a Math teacher at Glendora High School located in Glendora, California and part of Glendora Unified. Mary O'Niel's 1 teacher rating contribute to Glendora High School's ranking of 1,109 in California. Additionally, the average teacher rating at Glendora High School is 4.2 stars.
4
Easiness
5
Helpfulness
4
Clarity
4
Easiness
5
Helpfulness
4
Clarity

She is evil and terrifying, but to a certain extend, she does take a lot of time and energy into her teachings. Or she is just sadistic.

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Learn more about Glendora High School

5-star
72%
4-star
11%
3-star
8%
2-star
3%
1-star
4%
Based on 1,352 Ratings
Glendora High School is a public high school located in Glendora, California and part of Glendora Unified. Glendora High School is ranked 1,109 in California. Learn More