Average 4.75 based on 2 teacher ratings
Sherry Petrella is a retired Science teacher at David E Williams Upper Middle School located in Coraopolis, Pennsylvania and part of Montour School District. Sherry Petrella's 2 teacher ratings contributes to David E Williams Upper Middle School's ranking of 766 in Pennsylvania. Additionally, the average teacher rating at David E Williams Upper Middle School is 3.98 stars.
4
Easiness
5
Helpfulness
5
Clarity
3
Easiness
4
Helpfulness
5
Clarity

Very sweet woman.She shows good teaching skills.

5
Easiness
5
Helpfulness
5
Clarity

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Learn more about David E Williams Upper Middle School

5-star
68%
4-star
5%
3-star
6%
2-star
7%
1-star
12%
Based on 154 Ratings
David E Williams Upper Middle School is a public middle school located in Coraopolis, Pennsylvania and part of Montour School District. David E Williams Upper Middle School is ranked 766 in Pennsylvania. Learn More