Average 4.67 based on 9 teacher ratings
Len Mussack is a Health teacher at Charter Oak High School located in Covina, California and part of Charter Oak Unified. Len Mussack's 9 teacher ratings contributes to Charter Oak High School's ranking of 314 in California. Additionally, the average teacher rating at Charter Oak High School is 4.05 stars.
5
Easiness
5
Helpfulness
5
Clarity
5
Easiness
5
Helpfulness
5
Clarity

Nicest teacher EVER!!

5
Easiness
5
Helpfulness
5
Clarity

5
Easiness
5
Helpfulness
4
Clarity

4
Easiness
4
Helpfulness
3
Clarity

Cool guy. Is great at grabing the students attention. I feel he could be a little clearer in what he is assigning.

5
Easiness
5
Helpfulness
5
Clarity

mr. mussack, youre sooo cool!!!

5
Easiness
4
Helpfulness
5
Clarity

cool and stuff!!!thank you mr.mussack!

5
Easiness
5
Helpfulness
5
Clarity

very cool teacher.

5
Easiness
5
Helpfulness
4
Clarity

Nice guy

5
Easiness
5
Helpfulness
5
Clarity

weehee

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Learn more about Charter Oak High School

5-star
71%
4-star
13%
3-star
8%
2-star
2%
1-star
4%
Based on 777 Ratings
Charter Oak High School is a public high school located in Covina, California and part of Charter Oak Unified. Charter Oak High School is ranked 312 in California. Learn More