AI Rate Professor

Chemistry

Penny Lillie

CHEMISTRY110 · PHYSSCLAB · PSC20 · M3350 · PSC12 · CHEM110 · 84 lifetime ratings

AI rating
96/100
RMP rating
4.8/5
Take again
93.75%
Difficulty
2.5

The decision

Take her if you want a , as long as you are willing to show up and do the work.

Best fit · Beginner FriendlyCaringClear LecturesBeginner-Friendly ScienceExtra Credit AvailableShow Up and Do the Work
  • Students overwhelmingly describe Penny Lillie as , and unusually effective at making chemistry and physical science understandable.
  • Grades are very achievable with , and asking for help, but they are not automatic.
  • The main downside is that , and .

Key questions

Four answers before you build your schedule.

Is this an easy A?

EasyA

78/100

An A is very achievable with , and practice, but students repeatedly say you still have to work for it.

Online and in-person reviews both reward steady effort, while and grades.

Is the course easy?

Beginner

72/100

The course content is science-heavy, but and examples make it approachable for beginners.

Online reviews mention manageable weekly structure, while and labs for making difficult material easier.

Is attendance flexible?

Recommended

42/100

as a strict policy, but many students say skipping class makes success much harder.

In-person reviews strongly emphasize showing up, while online reviews focus more , and labs.

Is this professor recommended?

MustTake

94/100

because , and makes difficult science feel manageable.

Both formats are positive, but nearly all .

Course guide

See how this professor fits your week.

Grading

Fair

64/100

and , but several students mention tough grading, heavy deductions, or needing real effort for an A.

Format shift

Online evidence is limited and mixed, while and .

Workload

Moderate

56/100

The workload is manageable but , and test preparation.

Format shift

Online reviews clearly mention weekly videos, readings, homework, and labs, while , and .

Teaching experience

Excellent

95/100

Students consistently praise her as , and especially helpful for students who struggle with science.

Format shift

Both online reviews are positive, and the much larger in-person set strongly confirms the same teaching strengths.

Assessment method

Balanced

58/100

, and a final rather than relying on only one method.

Format shift

Online reviews emphasize weekly homework and labs, while , and finals.

Luni fit check

Weigh these signals against your actual schedule.

Get help balancing workload, grading, and timing when no option is an obvious fit.

Course format

Compare the in-person and online experience.

Classroom format

In person

48 reviews

High confidence · Best fit for Beginner Friendly

In-person reviews strongly , and ability to make science approachable.

Main concern

Students often need , and prepare seriously for tests.

What students said

“Penny made learning chemistry so easy.”
CHEM110
“If you try you will not fail!”
PSC12
“You definitely have to work for your grade.”
CHEM110

Remote format

Online

2 reviews

Low confidence · Best fit for Effort For Reward

Online reviews are very positive and describe clear explanations with , and labs.

Main concern

Weekly online work requires consistent note-taking and completion.

What students said

“There is a , and a lab to complete each week.”
PSC12
“She breaks things down and makes them relatable.”
CHEM110

Exam style

Know what to expect from exams and major assignments.

Reviews describe tests and finals as fair or tough depending on preparation, but they do not clearly prove open-book, webcam, Lockdown Browser, or strict proctoring rules.

Tests Based on Class MaterialHomework and LabsIn-Person Exams MentionedFinal Mentioned

Assessment risk

Standard

58/100

Low score means less forgiving assessment conditions.

In person

, and a final, but they do not clearly prove closed-book rules or strict proctoring.

In-Person Exams MentionedFour Exams and Final MentionedTough TestsTests Match Class Material
“ ; .”
PSC12
“She assigns HW you must print and turn in, usually 4 exams + final.”
CHEM110
“there are no surprises when it comes to test day, what you've learned is what you see.”
M3350

Online

Online reviews do not clearly prove the , open-book status, midterm format, or final format.

Weekly HomeworkWeekly Lab
“There is a , and a lab to complete each week.”
PSC12

Student evidence

See what students actually said.

Top student voice

“The . I expected to hate chemistry and ended up loving it.”

Voice snapshots generated from 50 reviews, highlighting key themes in , and support; credibility rating: High.

🎯 Teaching Quality

95/100

“Penny made learning chemistry so easy.”

👍 Recommendation Level

94/100

“ to take Chemistry.”

⚖️ Grade Effort

78/100

“Do the homework. Go to SI. Show up to class. Easy peasy.”

Theme 1

👨‍🏫 About Teaching Style

  • She broke down complicated topics into basic and understandable methods that helped everyone's learning immensely.
  • She makes the hard material easy to understand.
  • .

Theme 2

📈 About Difficulty and Grades

  • Your grade in this class will strongly reflect the amount of work you put into it.
  • You definitely have to work for your grade.
  • Do the homework and all the and you should get an A.

Theme 3

❤️ About Support and Character

  • Penny truly cares about the success of her students and wants you to pass.
  • She is always there for you if you need help or if .
  • She really cares about her students and encourages us to visit her in her office.

Data context

See exactly what the AI read.

Analysis sample

50

Recent reviews read by the AI

84

Lifetime ratings

92/100

Evidence confidence

Credibility is high because 50 reviews span many years, mostly agree on her strengths, and include detailed comments about teaching, workload, grades, and tests.

Inside 50 stored ratings

Quality ratings

5 out of 577
4 out of 54
3 out of 51
2 out of 51
1 out of 51

Course coverage

CHEM11035 reviews
PSC129 reviews
CHEMISTRY1102 reviews
PSC202 reviews
M33501 review
Show 1 more courses
PHYSSCLAB1 review

Reported outcomes

A range results lead the reported letter grades.

33 reported outcomes

A range

14

A+ 3 · A 10 · A- 1

B range

14

B+ 3 · B 10 · B- 1

C range

3

C+ 2 · C 1

D range

0

No reported values

F

0

No reported values

No letter grade reported

2

Incomplete 1 · Not sure yet 1