4.3

Olga Katkova

Chemistry - Truckee Meadows Community College

4.3
Quality
3.5
Difficulty
81%
Would Retake
126
Reviews
4.3
Quality
3.5
Difficulty
4.3
Helpful
4.3
Clarity

81%

Would Retake

126

Reviews

Rating Distribution
Official

5

97

4

7

3

4

2

7

1

11

What Students Say

Olga Is a wonderful Chemistry Professor

CHEM121 - 5.0 rating

Olga Katkova is a gorgeous genius

CHEM121 - 5.0 rating
Class Info

Online Classes

100%

Attendance Mandatory

87%

Textbook Required

0%

Grade Predictor

Your expected effort level

LowHigh

Predicted Grade

B+

95% confidence
Based on 98 grades
Most common grades:
A (20)
A+ (19)
B (15)
Grade Distribution
A(39)B(21)C(8)D(3)F(1)A-/B+(26)
Based on 110 reported grades
A: 20
A+: 19
B: 15
A-: 14
Common Tags
Caring (40)
Inspirational (38)
Gives good feedback (23)
Skip class? You won't pass. (20)
EXTRA CREDIT (19)
Clear grading criteria (18)
Respected (15)
Participation matters (15)
Rating Trend

Declining

-1.07 avg change
Jan
Mar
Apr
May
Nov
Dec
Last 6 months
Ratings by Course

1005

5.0

(1)

CHEM100

5.0

(4)

CHEM121

4.5

(97)

CHEMISTRY121

4.3

(12)

121

3.3

(12)
Difficulty by Course

CHEMISTRY121

3.8

CHEM100

3.8

CHEM121

3.5

121

3.4

1005

3.0

Reviews (126)
5.0
3.0
CHEM121
Grade: A
Dec 4, 2014

Olga Is a wonderful Chemistry Professor. I needed to take Chemistry 121 and I really struggled at first. I then started to use her office hours and got a lot of good help and really began to understand the material that she gave. Always Helpful and a really inspirational teacher. Her tests are not something to take lightly. Definitely worth taking.

5.0
1.0
CHEM121
Grade: A-
Dec 4, 2014

Explains things really well in class and helps me when needed outside of class.... Will even stay passed office hours if needed. Definitely recommend others to take this class

5.0
4.0
CHEM121
Dec 4, 2014

Olga Katkova is a gorgeous genius. The class material is not easy however like all classes if you practice the material, participate in class, and do all the assignments you will understand the concepts. She is more than happy to give extra help outside her class during her office hours as well. Excellent Professor.

5.0
2.0
CHEMISTRY121
Grade: Not sure yet
Dec 4, 2014

one of the few classes i enjoyed, tough material to grasp but she is more than willing to give you extra help and makes difficult concepts easier to understand. i would highly recommend taking her class to anyone trying to take chemistry 121.

5.0
3.0
CHEMISTRY121
Dec 4, 2014

Chemistry is not an easy class but Olga makes the class fun and i always looked forward to learning more chemistry. I would recommend taking chemistry 121 with her to anyone who asked me.

5.0
3.0
1005
Dec 5, 2014

Olga is a great teacher. Her english is understandable and clear, and her expectations are also clear. She is very nice, funny, caring, and inspirational! I think if you are narrow minded to the coarse and the teacher, you will be missing out on a great education, and a great professor! The class is what you make it and your grade is what you earn

5.0
3.0
CHEM121
Grade: A+
Dec 8, 2014

Olga is very realistic about the fact that Chemistry is a course with a lot of material to cover, but she is also one of the few instructors with a sense of humor. Better yet, if you ever need help, you can ask and she will be willing, if not eager, to set up a session outside of class to go over the material. Not enough words to describe- take her

5.0
4.0
CHEM121
Dec 29, 2014

Olga is a great teacher. She made Chemistry exciting. I looked forward to coming to class. Chemistry is tough. She makes it clear you have to study hard to pass. Cares about her students and wants them to learn the material. Uses various fun ways to get it across. She's dedicated. Replies emails promptly. I highly recommend her.

5.0
3.0
CHEM121
Grade: B
Jan 7, 2015

This professor slaves away and expects you to work hard as well. She is VERY clear at the beginning of the semester about every assignment that will be due throughout the semester, so if you plan ahead she is the one for you. Spend some time studying and this class is easy!

4.0
3.0
121
Grade: C+
Jan 12, 2015

very good teacher, always willing to help and good lectures

5.0
4.0
CHEM121
Feb 13, 2015

Chemistry is a challenging subject. College level requires many hours of studying, assignments, textbook readings and perfect attendance in order to do well. Professor Katkova cares for her students while delivering tough material concisely and clearly. She is extremely reliable and passionate about teaching. Do not settle for any other instructor!

5.0
3.0
CHEM121
Grade: A-
Dec 10, 2015

Olga is a great teacher and very intelligent! Understands that Chemistry isn't and easy subject and makes it easy as possible for you to understand. Do the homework and take good notes and there is no doubt you will pass the class. Test aren't that hard if you show up to class, take good notes, and do all the homework she gives you. Take her class!

4.0
4.0
CHEM121
Grade: Not sure yet
Apr 24, 2016

She's a tough teacher, but she clarifies, you just gotta ask. She may sound mean and harsh bc of her accent, but she truly means well. I didn't do well bc of life factors and I took AP at the same time (don't take 2 science classes), but I learned a lot and I enjoyed it. Take this class if you can focus well and actually want to learn the concepts.

5.0
1.0
CHEM121
Apr 26, 2016

If you have to take a Chemistry class and have the opportunity to take it with Olga, do it. She is an AMAZING teacher and she honestly cares about her students. You will definitely need to show up to class to understand the material, but if you show up there really isn't a need to read your book. Seriously, take this class.

5.0
3.0
CHEM121
Grade: A+
May 7, 2016

Olga is the best teacher ever. All her students love her and coming to class. Any major science class in college is time consuming and difficult but she makes it as easy as it can possibly be. Her test are hard but they pertain to all the material we cover. She doesn't throw in questions about things we never went over. Take her class.

5.0
4.0
CHEM121
Grade: Not sure yet
May 11, 2016

Some students are calling her tough but I think that Chemistry subject is tough. Olga is a very dedicated Professor. She goes above and beyond to help her students. Moreover, she offers help sections before every exam at the Tutoring center for any CHEM 121 students. She always smiles. I am so glad I took this class with her.

5.0
3.0
CHEM121
Grade: Rather not say
May 13, 2016

Olga is by far my favorite professor I've ever had! She genuinely wants you to pass the class, but will also make you work for it. As long as you actively participate and keep up on your studying you will do fine. She's extremely helpful and gives you so many opportunities to succeed. If you need to take chem 121, take it with her!!!

5.0
4.0
CHEM121
Grade: B
May 19, 2016

She is a great professor! You must read the text book, and study to pass. She thoroughly goes through exam expectations, and provides SI sessions before each exam. She also provides you with the opportunity to receive extra credit.

5.0
3.0
CHEM100
Grade: A-
Aug 29, 2016
Would take again

It's a tough class, the subject of chemistry is not easy at all, but she explains it well, she even looks for feedback, for lost faces, and re explains it in a different way. i loved her for this. There is Math involved, she will explain it to you. She is a fair grader, tests are based on homework, if you don't get it ask and she will go over it.

LOTS OF HOMEWORK
Inspirational
Amazing lectures
5.0
4.0
CHEM121
Aug 29, 2016
Would take again

Olga is a great teacher. At first she comes off as seemingly strict and tough. However she is a fun, caring person who can make jokes during class. She offers some EC but don't bank on it saving you. If you keep up with the course, HW, study guides then you should do well. A bonus is she is hot and fun to flirt with, if you can break the barrier.

Gives good feedback
Respected
LOTS OF HOMEWORK
1.0
4.0
CHEM121
Dec 11, 2016
Wouldn't take again

I was really looking forward to taking this class due to all her good reviews unfortunately it wasn't that great, she speaks so fast and their is a language barrier I had to distinguish between what she was even saying, and when I asked for help or to re explain something she was rude about it like it was such a bother!

LOTS OF HOMEWORK
TEST HEAVY
LECTURE HEAVY
5.0
5.0
CHEM121
Grade: A
Dec 14, 2016
Would take again

I love OLGA!! I had her for Chem 121 and almost enjoyed chemistry because she was so wonderful. Olga is kind, has a great sense of humor and genuinely cares about the success of her students. She goes above and beyond to make sure her students understand the material and even holds 2 review sessions outside of class before each test. She's the best

Skip class? You won't pass.
Inspirational
Hilarious
5.0
3.0
CHEMISTRY121
Grade: A
Dec 15, 2016
Would take again

Olga is an amazing professor and an overall great person. This class is very difficult, but she is willing to help at every step. She expects a lot from her students and does not just give the answers. There is a lot of homework with the work book and web assignments but it is good practice. Also, 6 of the lowest web assignments are dropped

Respected
LOTS OF HOMEWORK
Caring
5.0
4.0
CHEMISTRY121
Grade: A-
Dec 17, 2016
Would take again

The class overall has difficult material, but Olga is definitely willing to help. Really, all you have to do for an A is show up, practice everything in the workbook, and practice old exams. Also, her accent is not at all hard to understand--whoever said that probably jus can't bother to crack open a book. There is just a little extra credit.

Skip class? You won't pass.
Hilarious
LECTURE HEAVY
3.0
5.0
CHEMISTRY121
Grade: C+
Jan 8, 2017
Wouldn't take again

Chemistry is a difficult subject to teach but I would say Dr Katkova is average at best. Test for 121 are the same across all the classes at TMCC and I didn't feel her lectures or past exams that she provided for practice were helpful. Be prepared to pretty much teach yourself. Also assigns homework that is to be graded on concepts not yet covered.

Tough Grader
Skip class? You won't pass.
LOTS OF HOMEWORK
5.0
4.0
CHEM121
Grade: B+
Apr 24, 2017
Would take again

Chemistry is a hard subject to pick up without some hard work on your part. None of the assignments are "easy" but this is the right instructor to take. Professor Katkova can answer any of your questions and is always happy to do so. She even goes the extra mile and holds review sessions outside of class before exams. She also tries to make it fun

Skip class? You won't pass.
ACCESSIBLE OUTSIDE CLASS
Clear grading criteria
5.0
3.0
CHEM121
Grade: C
May 12, 2017
Would take again

Olga is an amazing professor. She really cares about her students and their success and is very passionate of her work. There's a lot to cover in a short time and she actually teaches you everything there is to cover with plenty of detail. Only textbook is a workbook and a Pearson account. She's also super hot.

LOTS OF HOMEWORK
ACCESSIBLE OUTSIDE CLASS
Caring
5.0
4.0
CHEM121
Grade: A-
May 12, 2017
Would take again

Olga Katkova makes an extra effort to inspire and challenge her students. Her teaching methods are unique and her passion for Chemistry is infectious. She goes far beyond what is required in teaching the class, and she gives solid carrier advice from her own experience. By end of semester I found myself wishing that TMCC was a four year college!

Tough Grader
Gives good feedback
Inspirational
5.0
4.0
CHEM121
May 13, 2017
Would take again

CHEM 121 is a difficult course with a lot of information to cover. Professor Katkova taught this course in a way that made it easier to understand, often giving various examples and explanations. She is a kind and caring instructor and is very passionate about chemistry. She is always willing to help and encourages her students to ask questions.

LOTS OF HOMEWORK
Amazing lectures
Caring
3.0
4.0
CHEM121
Grade: B
May 16, 2017
Would take again

A lot of information; I had to take this class more than once because I didn't show the first semester (as a new college student I thought it would be easy.) Attend each lab or you have little hope of passing. Go to tutoring as soon as you the need for help. Really try hard to grasp the material. Instructor was better than the two previous.

Skip class? You won't pass.
EXTRA CREDIT
LECTURE HEAVY
5.0
4.0
CHEM121
May 24, 2017
Would take again

Very caring professor who wants everyone to succeed. The course material can feel challenging at times (if you haven't taken chemistry like me), but Olga was always accessible for help or questions. Gave ample extra credit opportunities, tests felt fair and she gave many tests from past semesters to practice. Overall, I really liked this course!

Participation matters
Inspirational
ACCESSIBLE OUTSIDE CLASS
5.0
4.0
CHEM121
Grade: B+
Feb 22, 2018
Would take again

Profess Katkova's love for chemistry is contagious! She goes above and beyond to inspire/challenge students. Her teaching methods are engaging. She relates chemistry to real world/real-life applications. I loved her frankness, tough love moments, and inspiring lectures. She is relatable and approachable and gives you every opportunity to succeed!

Participation matters
Skip class? You won't pass.
Hilarious
5.0
4.0
CHEM121
Grade: A
May 6, 2018
Would take again

As a non-traditional student, I dreaded taking a chemistry class since it had been years since I took one. Professor Katkova changed all that. Katkova is incredibly knowledgeable and uses real-life analogies to help students understand difficult concepts. Although there is a lot of homework, practice, practice, practice and you will succeed!

Respected
Inspirational
Hilarious
2.0
5.0
CHEM121
May 8, 2018
Wouldn't take again

This class is very difficult! She is very knowledgeable about the material but doesn't fully explain things. Because the class is very fast paced she goes through concepts that are very difficult in such a short period of time that it makes it difficult to keep up. Taking her class consists of many hours outside of class and Khan academy videos!!!

Tough Grader
Skip class? You won't pass.
TEST HEAVY
5.0
5.0
CHEMISTRY121
Grade: B
May 9, 2018
Would take again

Olga is the BEST!! She is ALWAYS there to answer your questions and offer help. She is inspirational and relates the material to real life. Her tests are HARD, but so is the final. Get ready to work. Use Olga, tutoring center and Supplemental instructors. Show up/ask questions do workbook, you will pass. Yay for OLGA!!

Skip class? You won't pass.
LOTS OF HOMEWORK
Inspirational
5.0
5.0
CHEM121
May 11, 2018
Would take again

I went to this class dreading it. But Olga teaches to make you understand in the easiest way! Very helpful and straightforward. Her lectures are so much fun and interactive. Now I can say I look forward to my future chem classes. She gave lots of work, but if you do it all, its hard not to pass. By far one of the best professors Ive been under!!

EXTRA CREDIT
LOTS OF HOMEWORK
Inspirational
5.0
4.0
CHEM121
Grade: A
May 16, 2018
Would take again

Whether you've taken Chemistry or not, Olga breaks it down and provides lots or practice. She has an incredibly positive attitude and is passionate about the subject. She provides ample opportunities for extra credit and acknowledges hard work. She cares about your success but you've got to be wiling to put in the time and effort.

Respected
Inspirational
Clear grading criteria
5.0
3.0
CHEM121
Grade: A
Jun 6, 2018
Would take again

Olga is an awesome professor. She wants all of her students to succeed. She prepares her students very well for each exam by giving out multiple past exams to study and she even holds multiple study sessions before each exam. If you do all of your assignments its almost impossible not to pass.

Respected
Skip class? You won't pass.
Caring
5.0
4.0
CHEM100
Grade: B+
Aug 27, 2018
Would take again

Professor Katkova has been one of the greatest professors Ive ever had. Shes teaches so great with exquisite detail. Her class was amazing, it was challenging in a great way. I learned sooo much. Take it if you are serious about school otherwise, dont bother.

Get ready to read
Inspirational
Amazing lectures
5.0
3.0
CHEM121
Grade: B-
Dec 13, 2018
Would take again

My second attempt at chemistry was take with Olga & let me tell you; the difference from my last professor was night & day! She really helped me & my classmates to understand the material & helped us when we struggled. The course itself is not easy, but Olga will be there the whole semester to help figure it out!

Gives good feedback
Respected
Inspirational
5.0
4.0
CHEMISTRY121
Grade: A
Jan 4, 2019
Would take again

I have never enjoyed a chemistry class, and this class I actually enjoyed compared to the two other times I have done this class in the past. I recommend this teacher if you want to actually succeed and understand the material. If you don't study you will not be successful. But Olga gives you the materials and study guides to be successful.

Gives good feedback
Respected
Inspirational
5.0
4.0
CHEM121
Grade: A+
Jan 30, 2019
Would take again

Amazing professor with a passion. Would highly recommend olga.

Gives good feedback
Respected
Skip class? You won't pass.
5.0
4.0
CHEM121
Grade: B
May 1, 2019
Would take again

Olga is a really great person, and an equally great teacher. She grades clearly, and while the class can be hard she gives you lots of practice tests and study material. Make sure to come to class, it will help with memorizing the material. She's kind, very approachable, and will meet outside class. Always take Olga, she's fun.

Participation matters
Skip class? You won't pass.
Caring
5.0
3.0
CHEMISTRY121
Grade: B-
May 13, 2019
Would take again

Olga if fantastic and really explains the difficult topics well. I missed a lot of class but she was always willing to work with me if i needed help. The lectures wouldn't feel like you learned much but then I missed a few and realized how much she helps in such a short amount of time.

Inspirational
Amazing lectures
Caring
5.0
3.0
CHEM121
Grade: A
May 19, 2019
Would take again

Professor Katkova is an inspiration. Her enthusiasm for the material is contagious. If you put in the effort, you will complete her class with a great foundation of chemistry. She expects a lot from you, but the classwork is manageable if you keep up. I thoroughly enjoyed her class, and I wish she was teaching higher levels of chemistry.

Inspirational
Clear grading criteria
Amazing lectures
5.0
4.0
CHEM121
Grade: A
May 28, 2019
Would take again

Olga's a gem. Very present. She's engaging and attentive. Make no mistake, there's a lot of work and it's challenging work. That said, she's eager to help students succeed. She responds quickly, both in class and online. She's full of personal stories from her own life and does her best to inspire students in class and in life.

Inspirational
Amazing lectures
Caring
5.0
3.0
CHEM100
Grade: A-
Aug 12, 2019
Would take again

EXCELLENT TEACHER! Olga is the best teacher I have ever had, and she genuinely cares about her students. Excellent class, she made me want to change my major.

Inspirational
Amazing lectures
Caring
5.0
3.0
CHEM121
Grade: A
Nov 9, 2019
Would take again

The best professor you will ever have. Chemistry is hard so don't expect just to slide by, however, if you wanna learn and get a good grade-she will make sure you get the stuff down! She is the powerhouse of professors!

Gives good feedback
Respected
Caring
5.0
4.0
CHEM121
Dec 10, 2019
Would take again

One of the best professors Ive ever had! She holds you to high expectations and constantly has us participate to ensure everyone is caught up

5.0
3.0
CHEM121
Grade: B
Dec 12, 2019
Would take again

Take her class is all I have to say. But really she give extra credit, you work with other, and she gives tutoring before her test. She WANTS you to pass. Shes a great teacher and I big sad that she wont be a teacher for 122.

Gives good feedback
Inspirational
EXTRA CREDIT
5.0
4.0
CHEM121
Grade: A-
Dec 12, 2019
Would take again

Professor Katkova is extremely informational and know's exactly what she's talking about. She loves chemistry and respects every student in her class. She will challenge your ability to critically think and there is a lot of work. But, it is all to prepare you for the exams. If you do her homework, pay attention, and come to class you will succeed.

Inspirational
Hilarious
Caring
5.0
4.0
CHEM121
Grade: A
Apr 24, 2020
Would take again

I would highly recommend Professor Katkova. She is an amazing professor, because she goes to every possible extent to help each and every student succeed in the class, although she is not an easy grader. She made me find a love for chemistry I didn't know existed. I would 1000/10 recommend her.

Accessible outside class
Amazing lectures
Caring
5.0
3.0
CHEM121
Grade: A+
May 14, 2020
Would take again

I would highly recommend Olga to anyone thinking about taking Chem 121. She is one of the most caring and helpful professors I've ever had. She will do her best to make you succeed and gives you an amazing foundation of chemistry for future classes. Love her!!!

Skip class? You won't pass.
Amazing lectures
Caring
5.0
4.0
CHEM121
Grade: B+
May 17, 2020
Would take again

Take. This. Class. Professor Katkova is one of the best teachers I've ever had. She equips you with everything you need to succeed in her class and freely offers help/clarification whenever needed. There's answer keys, practice tests, and tons of practice problems to help you sharpen your skills prior to each test. Plus - She's hilarious!

Gives good feedback
Inspirational
Caring
2.0
4.0
CHEM121
Grade: A
May 19, 2020
Wouldn't take again

Olga speaks English reasonably well; I did not find the accent to be a problem, though it was sometimes distracting. However, her understanding of English does not seem to be as good as her speaking. Lots of materials. Do it and you should get a good grade. She gives partial credit, but good luck getting full credit on anything. Very nitpicky.

Tough grader
5.0
3.0
CHEM121
Grade: A
May 21, 2020
Would take again

This professor obviously cares about her subject and students doing well. She is by far one of the most proactive professors Ive ever had; she goes out of her way to make many tools for her students to succeed. If you are not a proactive learner then you will likely struggle, because CHEM can be hard. Also the work load is a good/ manageable amount

Accessible outside class
Clear grading criteria
Amazing lectures
5.0
3.0
CHEM121
Grade: A+
May 26, 2020
Would take again

Professor Olga was awesome. I thought Chemistry was going to be super hard but she taught it in a way that made it easy. She really cares about her student and is really helpful. You will learn a lot and have fun in this class. There are three exams, three reflective journals, final exam, and chem101 online homeworks. The lab was pretty fun too.

Gives good feedback
Respected
Amazing lectures
5.0
3.0
CHEM121
Grade: A+
Jun 6, 2020
Would take again

Professor Katkova really cares about her students and makes sure that they understand the material being taught. I would love to take another chemistry class from her. She made me change my mind about chemistry in a positive way. Definitely the best professor that I have ever had.

Participation matters
Amazing lectures
Caring
5.0
4.0
CHEM121
Grade: A-
Jul 19, 2020
Would take again

Olga is an amazing teacher and person. she is not just there to teach chemistry she makes sure that you as an individual are learning. she does not mind slowing down to ,make sure everyone understands and her teaching style is phenomenal. hands down the best professor I've had so far!

Gives good feedback
Clear grading criteria
Caring
5.0
5.0
CHEM100
Grade: B-
Aug 11, 2020
Would take again

I took this in thesummer, it was a five week course and it was a very rigorous class as expected. But she made it so much better by always offering help and being very caring and she even had an embedded tutor. She is just an amazing professor that was inspirational and has an incredible story, I would definitely recommend taking any class with her

Respected
Lots of homework
Caring
5.0
4.0
CHEM121
Nov 15, 2020
Would take again

Professor Katkova was my first science professor at TMCC and she made a great impression on me! She makes sure that you know she cares about each of her students and will go to the moon and back for them. 4 exams (with study guides) and lots of weekly assignments but she teaches the information over and over until it's solidified. She's awesome!

Gives good feedback
Skip class? You won't pass.
Caring
3.0
3.0
CHEM121
Grade: A
Dec 13, 2020
Would take again

I rated Prof Katkova right after I took her class. Since then, I have taken Chem 122 with Michael Leonard. Now I know why everyone says Katkova is the best. I still don't think she's a great prof, but she tries and she cares that you learn the material, and if it was between her and Leonard, she wins hands down.

Caring
Tough grader
5.0
3.0
CHEM121
Grade: A+
Dec 30, 2020
Would take again

She is always very nice and happy to help out. She tells you exactly how to ace her tests, and she always gives detailed feedback on assignments. She also gives A LOT of extra credit opportunities, once a week for filling out a survey and then from extra credit questions on exams. The course is easy if you do all the work she assigns.

Gives good feedback
Accessible outside class
EXTRA CREDIT
1.0
3.0
CHEM121
May 14, 2021
Wouldn't take again

Shes a picky grader. You wont get a perfect score on any of the assignments. Her English is fine. If your taking the online class be prepared to do all the learning by yourself. She wanted us to know and understand the entire chapter we were doing that week before she taught the live lecture. This class sucked but the in person labs were fine

EXTRA CREDIT
Tough grader
4.0
3.0
CHEM121
Grade: B+
May 19, 2021
Would take again

By far one of the best chemistry teachers I have ever taken. She can be harsh with grading, but if you make the effort to learn and ask questions you are on the right path for success. She offers extra credit each week (take advantage of it). It is VERY important to study what you have worked on throughout the semester as it will show up later on.

Participation matters
Test heavy
EXTRA CREDIT
5.0
2.0
CHEM121
Grade: A+
Jun 1, 2021
Would take again

Olga is the best! 100% recommend! She is very specific with what you need to learn and that material is the same material that will be on exams. She stayed after our zoom class multiple times to answer our questions, and every time I emailed her with a question she replied back very quickly. She is caring and there for her students. TAKE OLGA!

Gives good feedback
Respected
Hilarious
5.0
4.0
CHEM121
Grade: A+
Nov 15, 2021
Would take again

Great chemistry professor. Answers questions really well and encourages class participation. I really enjoyed doing the labs as well. Is a bit difficult and may take some time studying or practicing extra to master certain things... but if you pay attention and work through the workbook it's easy. Just put in the work.

Participation matters
Skip class? You won't pass.
Test heavy
1.0
5.0
CHEM121
Grade: D+
Dec 3, 2021
Wouldn't take again

She is by far the rudest professor I have taken. She gives non helpful feedback and has told me multiple times that I should consider to switch my major in a very disrespectful way.

Lots of homework
Skip class? You won't pass.
Tough grader
5.0
4.0
CHEM121
Grade: A+
Dec 8, 2021
Would take again

This class is hard and requires a huge time commitment for studying/ doing homework. The best thing to do in this class is to watch all videos (including optional ones), read the unit readings, and do all the workbook problem. Some of the exam questions come from the workbook, in my experience.

Skip class? You won't pass.
Clear grading criteria
EXTRA CREDIT
5.0
4.0
CHEM121
Grade: B
Dec 9, 2021
Would take again

Mrs. Olga is one of the most amazing instructors I have ever had in my life. She will help you in any way possible for you to succeed. She provides the recipe for your success in her class. Just, do all the practice problems in the workbook, Watch all of her instructional videos and the YT videos she personally picked for our understanding.

Gives good feedback
Inspirational
Clear grading criteria
5.0
4.0
CHEM121
Grade: A+
Dec 9, 2021
Would take again

Professor Katkova is amazing. Chemistry is a tough subject, and if you don't keep up in her class you'll really regret it, but she's always available if you need help and has extra credit every single week. She's very direct and gives you clear expectations. If you want to learn chemistry, there's no one better than her to learn it from.

Accessible outside class
Skip class? You won't pass.
Inspirational
5.0
4.0
CHEM121
Grade: A-
Dec 10, 2021
Would take again

She is a really great professor who gives you a clear understanding of what is to be expected in the course and what your grades will be based on. She wants her students to succeed and while the material is difficult, she goes so far as to actually take the important material from a textbook and break it down and give you what you need. 10/10

Accessible outside class
Clear grading criteria
EXTRA CREDIT
5.0
4.0
CHEM121
Grade: B
Dec 11, 2021
Would take again

I was taking 3 other time consuming and course heavy science classes and I felt like I didn't have enough time to properly study for chemistry. Proff. O.K is such an inspirational and caring person that she made me want to do better and be better. Take her class for an exceptional experience, one that will help mold your character and study habits.

Inspirational
Hilarious
Caring
4.0
4.0
CHEM121
Grade: B
Dec 13, 2021
Would take again

Professor Katkova is a really excellent and caring teacher and the material when she explains it is much easier to understand. The only issues is that all the smaller homework assignments you never get full credit on and some of the phrasing on test questions is really tricky to navigate what she is asking.

Skip class? You won't pass.
Caring
Tough grader
4.0
5.0
CHEM121
Grade: F
Dec 15, 2021
Wouldn't take again

Professor Olga is very serious about her work as a chemistry professor. Sometimes, this seriousness overly presents itself when it comes to a general chemistry course. However, this professor truly wants her students to succeed at the end of the day, even if that means applying more pressure than necessary.

Skip class? You won't pass.
Test heavy
Caring
5.0
3.0
CHEM121
Grade: B-
Dec 16, 2021
Would take again

Great Professor, cares for her students. The material is not necessarily extremely difficult, but it can become very time consuming to get through. There are a few key parts during the semester that you really want to put in some extra time to make sure you get the material down. Tests can feel very time sensitive but only count for half the grade.

Gives good feedback
Accessible outside class
5.0
4.0
CHEMISTRY121
Grade: C+
Dec 28, 2021
Would take again

Olga was wonderful to have as a professor. She is truly inspirational and everything she says makes you think about long term. Her class is not easy, there is a lot of work due and lots of prep for class. You must make lots of time to prep for the class and the assignments. She teaches everything in an easy way and provides extra help if needed.

Lots of homework
Participation matters
Skip class? You won't pass.
5.0
4.0
CHEM121
Grade: A+
Jan 24, 2022
Would take again

Professor Olga (aka professor OK) was one of the best professors I have ever taken. She's really passionate about chemistry and she cares about her students and their success. She will definitely help you if you ask but make sure you do what is required first (read the required text/watch all videos + do all the practice problems in the workbook)

Gives good feedback
Participation matters
Inspirational
2.0
4.0
CHEM121
Grade: D+
Apr 11, 2022
Would take again

Professor Katkova does allow extra credit, but you need to be involved in her class. I always hear raving reviews of Professor Katkova in class, and even during lab times, we were able to talk to her 1:1. Yes, she did tell you," you already know this, go figure it out." in times of stress. She's a tough grader and does not like being corrected. GL!

Participation matters
Clear grading criteria
Lots of homework
5.0
4.0
CHEM121
May 10, 2022
Would take again

Olga is by far the BEST Professor I have had in college. I absolutely HATE chemistry, but enjoyed her class. If you show up and do your workbook problems, you will do well. She pushes you to do your best, always responds fast, gives tons of extra credit, and is very personable. She always smiles and makes class very fun. 10/10 Professor

EXTRA CREDIT
Inspirational
Clear grading criteria
5.0
3.0
CHEM121
Grade: A+
May 12, 2022
Would take again

I LOVED the hybrid class, however, only do it if you are able to keep yourself accountable. By forcing myself into a strict study schedule, I was able to get A's on the exams without studying. As long as you don't get behind, you'll be okay. Also, have a GOOD lab partner, since the labs are essential to understanding the material.

Clear grading criteria
Inspirational
Lots of homework
5.0
3.0
CHEM121
Grade: A-
Nov 23, 2022
Would take again

Professor Katkova is an amazing professor. She is willing to go the extra mile to help students that are willing to put in the work. She is a tough grader but fair as well. If you have a question don't be shy. Professor Katkova is willing to take time, to explain material to any caliber of a student.

Clear grading criteria
Caring
5.0
4.0
CHEM121
Grade: B+
Dec 2, 2022
Would take again

Olga is amazing! She has super clear expectations and all of the resources to make sure you succeed in her class. I wish she taught 122 so I could take it with her as well. Super funny and smart, makes chemistry fun. 10/10 would recommend. It is difficult but If you put in the work you will love it

Inspirational
Hilarious
Respected
5.0
4.0
CHEM121
Grade: C
Dec 9, 2022
Would take again

Professor Katkova is one of the best teachers I've had in my life. She is so passionate about teaching, and it's not often I see a professor who cares so deeply about her students. Anyone taking this class will not regret it. Seriously this woman is the shining standard of what makes a great teacher.

Gives good feedback
Inspirational
Caring
5.0
4.0
CHEMISTRY121
Grade: B+
Dec 14, 2022
Would take again

Professor Katkova is an amazing person and teacher. She provides so much help so that you can be successful. Chemistry is a pretty rough class but she definitely made it easier.

Gives good feedback
Caring
Accessible outside class
5.0
4.0
CHEM121
Grade: B+
Dec 16, 2022
Would take again

Best instructor tmcc has to offer. Lots of opportunities for extra credit.

EXTRA CREDIT
Inspirational
Hilarious
5.0
3.0
CHEM121
Grade: B+
Dec 19, 2022
Would take again

Professor Katkova is an amazing professor. She cares so much about her students and their success. Chemistry is tough, but she makes it pretty understandable. She provides a lot of outside help and extra credit. If you put in the effort, you'll be great.

EXTRA CREDIT
Inspirational
Caring
5.0
3.0
CHEM121
Grade: A+
Dec 22, 2022
Would take again

Olga is caring and passionate about her subject. She wants everyone to succeed and is always available if you need help. She provides a lot of resources to help better understand the subject. Along with that, she emphasizes her students actually do the work. None of the work she assigns and/or recommends is useless.

Clear grading criteria
Gives good feedback
Respected
1.0
5.0
CHEM121
Grade: B
Feb 23, 2023

If you want to be accused of cheating, take this class! Olga claims to encourage group work, but juxtaposes that when she accuses you of cheating if you and your partner receive the same wrong answer. However, if you and your partner both receive the same correct answer, the accusations are nowhere to be found.

Tough grader
Lots of homework
Lecture heavy
5.0
4.0
CHEM121
Grade: B+
May 12, 2023
Would take again

I cannot say enough good things about Professor OK. Her course was laid out very cleanly and the expectation's from student's was very clear. She ran labs very effectively. Lectures were coherent and informative. She was very inspirations and personable. Highly accessible. I would absolutely recommend taking CHEM121 with her.

Gives good feedback
Inspirational
Caring
5.0
4.0
CHEM121
Grade: B
May 16, 2023
Would take again

Professor Olga is an amazing teacher. When I signed up for chemistry I was extremely nervous, however, her passion made me more passionate about chemistry. She does a very good job at relating chemistry to the outside world. Chemistry is a hard class so if you aren't willing to put in the effort and time don't bother taking it at all.

Participation matters
Caring
Accessible outside class
4.0
4.0
CHEM121
Grade: A
Sep 28, 2023
Would take again

Pretty difficult class and didn't enjoy it but Katkova is a very caring professor. She ended up curving the final since many struggled with it. I liked the labs more than the class since it was my first experience in a proper lab. There was a soul crushing amount of homework though.

EXTRA CREDIT
Lots of homework
Caring
3.0
4.0
121
Grade: Incomplete
Oct 21, 2023

I think OK, is a great professor but I could not understand her or the way she teaches. Chem is already difficult so for me her teaching style, and accent made it harder for me. I absolutely loved her though and had very good interactions with her.

Lecture heavy
2.0
5.0
121
Grade: Not sure yet
Dec 1, 2023

Her teaching style is bad. Do not take her if you work a full/part-time job because you would not have time to study and practice on homework. She gives homework super heavy plus you must study for exams so you must manage your time well plus you have to do the reflection journals and then the pre-labs before your exams which is quite annoying.

Tough grader
Get ready to read
Test heavy
1.0
4.0
121
Grade: Not sure yet
Dec 1, 2023

Her teaching style is not just for me She is not good at explaining and gets her explanation from the articles she assigned on modules so please read that instead so you would not be confused cuz of her. The last time i was in her class, she embarrassed me in front of the class and never went back anymore. Take her if ur super smart and have no job

Tough grader
Lecture heavy
Test heavy
1.0
3.0
CHEM121
Grade: Rather not say
Dec 1, 2023

Olga's classes have lowest enrollment rates, yet she has the biggest amount of glowing reviews no one else can compete with. Connect the dots for yourself and DO NOT take her. She works hard to monitor everything posted in here. So lame.

5.0
3.0
121
Grade: Not sure yet
Dec 5, 2023
Would take again

Olga is very understanding and accommodating when life happens outside of class. She cares so much for her students. This class is heavy on workload, be prepared. Pre-labs have the ability to be taken more than once. DO THE WORKBOOK! Olga is very direct with her teaching and will help you any way she can to succeed! Highly recommend!

Inspirational
Lots of homework
1.0
3.0
121
Grade: A-
Dec 7, 2023

She is bad. Please do not believe in good reviews because she does her reviews and no one lasts long in her class because of her lack of teaching. The teaching style was bad and did not make sense so read modules and watch YouTube videos that is how I passed the class and went to the tutor. Lots of homework before exams plus labs and pre labs.

Tough grader
Lecture heavy
Test heavy
5.0
3.0
CHEM121
Grade: A
Dec 7, 2023
Would take again

Olga is the best Chem professor there is. I don't know who is submitting all of these awful reviews, but they are just wrong. There is a good amount of work but it helps you understand. She cares a LOT about her students, and she really does want you to want to succeed and will do anything to make that happen. TAKE THIS CLASS. She is the best.

Inspirational
Caring
Accessible outside class
2.0
4.0
CHEMISTRY121
Grade: C
Dec 9, 2023

Olga will brainwash you to think she is the most amazing thing ever, yet the reality would never add up. Try to leave an honest review and see how long it would last before being flagged down.

2.0
4.0
CHEM121
Grade: Not sure yet
Mar 6, 2024

can't say anything bad about OK, she is a very caring professor. However, her lectures can get very confusing fast, personally, unit readings, workbooks, YouTube videos, and tutors have been the most helpful. Her lectures are more for reassurance that you are studying the material outside of class. Requires lots of time/work-welcome to college.

Tough grader
EXTRA CREDIT
Lots of homework
2.0
4.0
121
Grade: Not sure yet
Apr 14, 2024

Super nice and caring i can't say anything bad about olga. but her class and teaching methods are just not for me. I struggle with ADD, and typically need more time to process information but her lectures are super confusin& I've put in lots time. I prefer someone who goes in-depth into the material and lectures than just going over the workbook.

Tough grader
Lots of homework
Caring
5.0
1.0
121
Grade: B-
May 11, 2024
Would take again

For how hard chemistry is, she made it very easy for us to understand the material and enjoy learning it as well

EXTRA CREDIT
Caring
Accessible outside class
5.0
3.0
CHEM121
Grade: A+
May 19, 2024
Would take again

Professor Katkova is an incredible instructor and anyone is lucky if they get into her class. The material in the course can be heavy at times but the professor sets clear expectations and gives an appropriate amount of homework to master the material. She will help you through anything but you must show up ready to learn!

Clear grading criteria
Gives good feedback
Caring
5.0
3.0
CHEM121
Grade: A
Jun 28, 2024
Would take again

Olga is so awesome. She has plenty of tricks and jokes to help remember Chemistry and she is by far the most "human" professor I've met. What I mean by that, is she actually cares for her students. She is willing to take the time to encourage them and even talk personal matters.

Amazing lectures
Inspirational
Caring
1.0
5.0
CHEM121
Grade: C+
Jul 23, 2024

Folks, all those 5 star reviews are written in broken English. Yeah, she is that insecure.

5.0
3.0
CHEM121
Grade: A
Aug 7, 2024
Would take again

I took Olga's class over a year ago, but to this day, she stands out as one of the best professors I've ever had the pleasure of working with. She is kind and caring and teaches chemistry so thoroughly that you can't help but do well in her class. Anything she emphasizes in class WILL be important later, so pay attention.

Participation matters
Amazing lectures
Clear grading criteria
5.0
3.0
CHEM121
Grade: A
Aug 24, 2024
Would take again

Professor Katkova truly cares about her students. I have taken many college courses and it's obvious how much she enjoys teaching. It is very clear during lectures what is important, and she goes out of her way to make sure you understand the material. You do have to show up to class if you want to do well.

Amazing lectures
Inspirational
Caring
1.0
5.0
CHEM121
Grade: D+
Nov 12, 2024

She writes her own reviews in the hopes that students will like her, but instead ends up getting mentally abused and wasting time. Too much homework, too many test guides that makes no sense, too many quizzes, and too much in everything. You don't even have time to study and absorb everything, let alone understand the concepts and memorize them.

Tough grader
Get ready to read
Beware of pop quizzes
5.0
1.0
CHEM121
Grade: A+
Nov 22, 2024
Would take again

Just in one sentence, I do know nothing about chemistry and I fell in love with chemistry by Professor Olga Katkova. the way she teaching is like a magic.

Amazing lectures
Inspirational
Caring
5.0
2.0
CHEM121
Grade: A+
Dec 13, 2024
Would take again

Olga is my favorite professor I've ever had. You can tell she cares both about her students, and the material she is teaching. She definitely knows what she is doing. This class is not hard to pass if you follow her instructions and do plenty of practice problems before the tests. There are very little textbook readings, and moderate memorization.

Amazing lectures
Caring
Accessible outside class
5.0
3.0
121
Grade: A-
Dec 16, 2024
Would take again

Olga is a great teacher and a very kind person! She will work with you and wants to see you succeeded. Plenty of opportunity for extra credit too. Would recommend taking her class.

Participation matters
EXTRA CREDIT
Gives good feedback
4.0
4.0
CHEM121
Grade: B+
Jan 10, 2025
Would take again

Olga's CHEM121 is tough but rewarding. She breaks down chemistry thoroughly, emphasizing key points. Stay engaged, use the textbook, and try unstuck AI - it really helps with study prep! Worth the effort for her engaging lectures.

1.0
5.0
121
Grade: Audit/No Grade
Mar 15, 2025

Great person, her lectures suck its mainly a come to class hear what i have to say then go home and teach yourself. A BUNCH of outside class work on top of the class already requiring so much time from you to understand the material. Majority of people fail this class because she structures it for people to fail their first time

Tough grader
Get ready to read
Test heavy
1.0
5.0
CHEMISTRY121
Grade: C+
Apr 3, 2025

Do not even waste your money on her since she's not passionate on teaching students but passionate on failing students. Her teaching is not good and her "positive" thoughts isn't even helping. Take her if you had a brain like Einstein but if not, then she would only fail you and embarrass you

Tough grader
So many papers
5.0
3.0
121
Grade: A+
May 13, 2025
Would take again

Professor Katkova is by far one of the best professors I have ever had! She prepares her students for exams by using a full class period going over a review and the exams are very close to those reviews. Her office hours are convenient and she encourages her students to reach out. I would take professor Katkova's class again no questions asked!

EXTRA CREDIT
Inspirational
Test heavy
5.0
2.0
CHEM121
Grade: B
May 14, 2025
Would take again

Olga was absolutely wonderful. She really cared about her students and their success. If you failed this class, it's likely because you didnt show up or missed all of your assignments because she set everybody up to pass. I RECOMMEND HER 100%

Clear grading criteria
Gives good feedback
Caring
5.0
1.0
CHEM121
Grade: B
May 15, 2025
Would take again

Olga is such amazing professor! Her caring and passionate inspired me. I would take her again. If you choose her class for next semester you in a good hands. 100% the best professor.

Amazing lectures
Clear grading criteria
Inspirational
5.0
3.0
CHEM121
Grade: A
May 15, 2025
Would take again

100% one of the best college teachers I have ever had. She cares for her students, and you can tell she loves what she does. This is a very math heavy course, but listen to her, and you will pass. She is readily available to you and wants to see you succeed.

Participation matters
Caring
Accessible outside class
5.0
2.0
CHEM121
Grade: A+
May 28, 2025
Would take again

I absolutely loved Professor Katova. She is the first professor that I've taken that made me welcome into her class. She has weekly extra credit and gives a lot of support on exams. If you go to all lectures, do all homework and the workbook and also attend the pre-exam review, you will have no problem in the class.

EXTRA CREDIT
Amazing lectures
Accessible outside class
5.0
3.0
CHEM121
Grade: B-
Nov 30, 2025
Would take again

Olga Katkova really is a wonderful professor! She is constantly finding ways for you to remember what you need to learn through acronyms or word associations. The workbook isn't graded but, you will want to treat it as your best friend. She does want you to succeed and states that if you are having troubles to go see her or a tutor for help.

Lots of homework
Respected
Accessible outside class
5.0
4.0
CHEM121
Grade: B
Dec 11, 2025
Would take again

Professor Katkova is one of my favorite instructors. There is quite a bit of memorization which I struggle with, so the exams were a struggle. She is willing to work with you outside of class and is very supportive. She makes learning chemistry fun and exciting! She does require active participation and assigns quite a bit of homework each week.

Participation matters
EXTRA CREDIT
Inspirational
5.0
4.0
CHEM121
Grade: A-
Dec 12, 2025
Would take again

Katkova is an incredible teacher, she cares for her students and makes learning chemistry seemingly easy. She offers extra credit, exam review sessions and is always willing to help her students. There is a lot of studying if you want to succeed but she sets you up for success. Highly recommend!

5.0
3.0
CHEM121
Grade: B
Dec 12, 2025
Would take again

She was very sweet and I really enjoyed her class even though I don't like chemistry. She taught me so much about chemistry and always encouraged me. I definitely recommend her class.

Amazing lectures
Hilarious
Caring
5.0
3.0
CHEM121
Grade: B+
Dec 13, 2025
Would take again

excellent instructor! She works alongside us instead of just lecturing, carefully breaking down and dissecting each unit. She encourages group work and provides multiple resources, including videos and clear explanations, which made the material easier to understand. She's firm and holds high expectations, but she's also caring and supportive.

EXTRA CREDIT
Amazing lectures
Inspirational
5.0
3.0
121
Grade: A-
Dec 13, 2025
Would take again

Professor Katkova will actively engage with her class, making sure everyone is understanding the concepts discussed and offering several ways of remembering the subjects. She has a tiered system of teaching, she starts off with a demonstration or lecture, something small and simple then group work, then independent at home, it was perfect.

Participation matters
Clear grading criteria
Caring
Class Info

Online Classes

100%

Attendance Mandatory

87%

Textbook Required

0%

Grade Predictor

Your expected effort level

LowHigh

Predicted Grade

B+

95% confidence
Based on 98 grades
Most common grades:
A (20)
A+ (19)
B (15)
Grade Distribution
A(39)B(21)C(8)D(3)F(1)A-/B+(26)
Based on 110 reported grades
A: 20
A+: 19
B: 15
A-: 14
Common Tags
Caring (40)
Inspirational (38)
Gives good feedback (23)
Skip class? You won't pass. (20)
EXTRA CREDIT (19)
Clear grading criteria (18)
Respected (15)
Participation matters (15)
Rating Trend

Declining

-1.07 avg change
Jan
Mar
Apr
May
Nov
Dec
Last 6 months
Ratings by Course

1005

5.0

(1)

CHEM100

5.0

(4)

CHEM121

4.5

(97)

CHEMISTRY121

4.3

(12)

121

3.3

(12)
Difficulty by Course

CHEMISTRY121

3.8

CHEM100

3.8

CHEM121

3.5

121

3.4

1005

3.0

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