Average 3.35 based on 17 teacher ratings
Mary Costello is a Mathematics teacher at Loreto High School located in Dublin 16, Dublin. When comparing Mary Costello's ratings to other teachers in the county of Dublin, Mary Costello's ratings are below the average of 4.48 stars. Additionally, the average teacher rating at Loreto High School is 4.12 stars.
3
Easiness
3
Helpfulness
3
Clarity
4
Knowledge
5
Easiness
5
Helpfulness
4
Clarity
4
Knowledge

A very nice woman. Firm but fair. If you work hard it's easier but if you don't what do you expect? She spends more time with hard workers.

4
Easiness
4
Helpfulness
4
Clarity

Great!

5
Easiness
5
Helpfulness
5
Clarity

i think she's brilliant she's the funniest teacher in the whole school and she's a great teacher!!!!

1
Easiness
1
Helpfulness
1
Clarity

she is soooooooooo boring sends me to sleep!!!!!

4
Easiness
4
Helpfulness
4
Clarity

was a great teacher i dont think she can have changed that much!!!

5
Easiness
5
Helpfulness
5
Clarity

stoop complaining about ms. costello had her in the 90s - and she was brilliant - really understands you and helps give her a break

1
Easiness
1
Helpfulness
2
Clarity

Her classes are boring and she doesnt explain things properbly

2
Easiness
3
Helpfulness
2
Clarity

STOP GIVIN US SOOOOOOO MUCH HOMEWORK!!! WE HAV LIVES!!!

4
Easiness
5
Helpfulness
5
Clarity

Deadly teacher- thought she was great- has she really changed that much?!

1
Easiness
1
Helpfulness
1
Clarity

Shes too strict on havin homework and being late 4 class. Gives out way to many dockets!!

1
Easiness
1
Helpfulness
1
Clarity

You have your good and bad moments!But you totally send me to sleep!

1
Easiness
1
Helpfulness
2
Clarity

REALLY BAD TEACHER! she sends me to sleep. has the most confusing way of explaining things! her classes seem like they are hours long!

4
Easiness
4
Helpfulness
4
Clarity

Had her years ago for maths - a brillint teacher - take no notice of the blue faces ms. costello your the best

5
Easiness
2
Helpfulness
1
Clarity

One word "BORING"

2
Easiness
2
Helpfulness
3
Clarity

ms.costello has favourites and hated students! she subtly picks on people. she is unfair and not really a good teacher! sorry!

3
Easiness
4
Helpfulness
4
Clarity

nice ,good teacher but sometimes sends me to sleep!!

5
Easiness
4
Helpfulness
3
Clarity

docket machine! do not be late for her class

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Learn more about Loreto High School

5-star
78%
4-star
9%
3-star
5%
2-star
1%
1-star
5%
Based on 1,298 Ratings
Loreto High School is located in Dublin 16, Dublin with an average teacher rating of 4.12 stars. When comparing Loreto High School's teachers to other teachers in the county of Dublin, Loreto High School's teachers are below the average of 4.48 stars. Loreto High School ranks -- amongst all High Schools in the county of Dublin. Learn More