3.7

Otis Rothenberger

Chemistry - Illinois State University

3.7
Quality
2.4
Difficulty
N/A
Would Retake
104
Reviews
3.7
Quality
2.4
Difficulty
3.7
Helpful
3.7
Clarity

N/A

Would Retake

104

Reviews

Rating Distribution
Official

5

45

4

21

3

18

2

13

1

7

What Students Say

Easy class if u do the reveiws online

CHM102 - 4.0 rating

he's very energetic and lots of fun

CHE102 - 5.0 rating
Grade Predictor

Your expected effort level

LowHigh

Predicted Grade

B+

71% confidence
Based on 7 grades
Most common grades:
A (2)
B (2)
Not_Sure_Yet (1)
Grade Distribution
A(3)B(2)C(1)D(0)F(0)A-/B+(1)
Based on 8 reported grades
A: 2
B: 2
Not_Sure_Yet: 1
B+: 1
Rating Trend

Declining

-0.34 avg change
Jan
May
Apr
Nov
Jun
Sep
Last 6 months
Ratings by Course

CHEM

5.0

(2)

CHEMIATRY

5.0

(1)

INTROTOCHEM

5.0

(1)

CHEMISTRY101

5.0

(1)

CEHM102

5.0

(1)
+14 more courses
Difficulty by Course

INTTOCHE

4.0

ORGAN201

4.0

CHEMISTRY

3.2

CHEM102LECTURE

3.0

CHEM2

3.0

Reviews (104)
4.0
1.0
CHEM101
Grade: Not_Sure_Yet
Apr 12, 2002

No Comments

3.0
2.0
CHE102
Aug 5, 2002

No Comments

5.0
3.0
CHE102
Dec 2, 2002

No Comments

5.0
1.0
CHEM102
Dec 11, 2002

No Comments

4.0
2.0
CHM102
Dec 12, 2002

Easy class if u do the reveiws online!

5.0
1.0
CHE102
Dec 28, 2002

No Comments

5.0
1.0
CHE102
Feb 17, 2003

he's very energetic and lots of fun!

5.0
1.0
CHEM102
Feb 23, 2003

very fun class; not too hard as long as you do work

4.0
3.0
CHE102
Feb 24, 2003

energetic and fun, but that can cause confusion or cloud the lesson...GOOD GUY!

5.0
2.0
CHEM
Mar 29, 2003

No Comments

3.0
2.0
101
Mar 31, 2003

No Comments

1.0
4.0
INTTOCHE
May 25, 2003

don't take this class if you haven't had chem before. it is taught as a review. don't ask otis questions he will embarrass you in front of the entire class. he is funny but he is a jacka**

5.0
1.0
CHE102
Jun 8, 2003

I failed Chemistry at my high school, but I passed this class with a "B" and did hardly anything. Otis is a good teacher, he knows what he's doing - from what I hear he's billions times better than the other guy who teaches this course.

4.0
2.0
CHE102
Jul 17, 2003

LONG LIVE THE OTIS!

5.0
3.0
CHEM102
Sep 8, 2003

Very passionate abou the subject. Makes the material interesting.

5.0
3.0
CHEM102
Nov 10, 2003

Hes an awesome teacher

5.0
1.0
CHEM102
Nov 11, 2003

Otis is a very clear teacher, and he does his best to make sure his students do well in his class

4.0
2.0
CHE110
Nov 11, 2003

Tests were very similar to the practice exams he gave online (make sure u write all those problems and how you solved them on your cheat sheet that you get to use and u should get an A). Regular quizzes, but they're online & you can use whatever you want

3.0
1.0
CHEM101
Dec 3, 2003

Otis really had awsome experiments that actualy made it worth while going to class, But once I figured out I could pass the class with out even going to class, I never attended class again except for the exams.. and I got a B in the class.. I'm glad I got

5.0
3.0
CHE102
Dec 4, 2003

Awesome guy. He told me to come back when I'm 21 and he'd buy me a beer because he electricuted me in class. And this was 2 years ago. He's got a very entertaining lecture... magic shows and all.

2.0
2.0
CHEM102
Dec 8, 2003

Doesnt slow down or pause at all. Guess youre just supposed to understand and go on. Some say he's funny, I see him as entertaining but annoying as well.

5.0
3.0
CHEM102
Dec 24, 2003

Well structured course. Interesting instructor.

5.0
3.0
CHEMISTRY
Dec 31, 2003

Very good course. Otis is a great instructor.

5.0
1.0
CHE110
Feb 24, 2004

EASY CLASS! Lets you use a page of notes on all tests. Easy A

5.0
3.0
CHEM102
Feb 28, 2004

The course is a fairly easy B, but I had to work for my A. Otis is a very good instructor. He understands large lecture reality.

5.0
3.0
CHEM102
Feb 28, 2004

The course is very doable if you take the Web quizzes seriously. Great chemical demonstrations.

3.0
1.0
CHE102
Mar 29, 2004

I literally went to less than 5 classes, other than the exams, and I received an "A". Otis was crazy although I didnt see too much of him. If ever class was like this college would be amazing!

4.0
1.0
CHE102
Mar 30, 2004

I never went to class except for the days of tests. He posts the tests before hand with just different numbers, couldn't get any easier.

5.0
3.0
CHEM102
Apr 13, 2004

Otis can get to be a bit crazy, but he does present a course designed for success. An "A" grade is not that difficult to achieve, but there are steps that you have to follow to get a good grade. He is a good teacher. Crazy, but he knows what he

5.0
3.0
CHE102
Apr 13, 2004

The exam reviews are very helpful. I had a good chemistry course in high school, so the course was not too hard for me. The evening help sessions were still appreciated, however. Good instructor.

5.0
1.0
CHEM102
Apr 22, 2004

Crazy old man but SUPER easy class - i never went to class and got and A. He basically gives you the tests with different numbers

5.0
4.0
CHEM102
Apr 26, 2004

Otis is one crazy cool guy.

4.0
4.0
CHEM102
Apr 27, 2004

This is my second time taking this course, and I am working like crazy to keep a C. Otis is an OK teacher, but chemistry is a fog.

2.0
3.0
CHEM102
Jun 2, 2004

well i have to retake it cuz i never went to class, but otis is a good teacher. hes kinda crazy tho. if u take the web quizzes and web exams seriously ull be fine. i didnt so thats y i have to retake class. im signing up for him again when i retake it.

5.0
3.0
102
Jun 17, 2004

I had to drop Chem in hs and I got it in this class. Labs were fun, magic tricks were cool!

4.0
1.0
CHE102
Jul 21, 2004

Otis is one crazy guy! He gets a little annoying but he makes the class fun. If you study the quizzes and practice tests you will get an "A". I recommend this class because it beats anything else.

5.0
1.0
CHEM102
Jul 22, 2004

Otis giftwraps you a C. Honestly you have to work to fail his class. Earning an A or B requires only minimal effort, especially if you have any kind of high school chem background. Otis really is a crazy guy so he keeps things interesting.

5.0
1.0
CHE102
Sep 3, 2004

I can't tell you anything that everyone else hasn't already said. The class is really easy. Labs are a joke, I remeber doing some of the experiments in junior high. I did not have to put much effort and in the end I needed a D on the final to get an A.

5.0
1.0
CHE102
Nov 10, 2004

He is a very energetic and higly qualified professor who does more than is required of him.

3.0
4.0
CHE102
Nov 18, 2004

Chemistry may seem easy to most, but i found it very hard because i am not interested in math or science. It is nice that you get to use notecards for the tests, but the tests are only 20 questions so if you mess up answers, it is easy to get a horrible grade. I will be lucky to get a c in this clas

3.0
1.0
CHEM102
Nov 28, 2004

He was a very funny teacher. We never did much in class but watch and laugh. The tests were basically what were on the practice test. Great teacher!

2.0
3.0
CHEM102LECTURE
Dec 12, 2004

So crazy! He doesnt explain anything at all. Just runs back and forth on the platform, making no sense at all. Possibly an easy class if you are already familiar with chem, but I got my first C ever in this class!

5.0
1.0
CHEM102
Dec 14, 2004

I never liked Chem in high school, but I had no problem getting through this class - Otis keeps you awake in lectures, the labs were a piece of cake, the online quizzes are basically the tests, so make sure you write them all down on your cheat sheet!

4.0
2.0
CHE102
Jan 19, 2005

he was good...like to light stuff on fire in the beginning it was pretty cool

5.0
4.0
CHEM102
Jan 20, 2005

He's a great professor, but I thought the material was hard. You just have to study. He is a very funny man and his little experiments were great. You definitley know something is coming when you see, "Watch Otis do stuff". It's funny.

1.0
5.0
CHE102
Jan 20, 2005

He tries to be funny and entertaining, but he's really just a jerk

4.0
3.0
CHE102
Jan 26, 2005

Made class interesting and kept me awake. I hated chemistry before I came into his class, but now I wouldn't mind taking another chem class.

3.0
3.0
CHEM102
Mar 12, 2005

Sometimes hilarious, sometimes annoying, sometimes a jerk. Cool in-class experiments. Lets you use notecard with anything you want written on it for test. Make sure you study alot though, because he rushes over some concepts that he thinks everyone already knows.

5.0
2.0
CHE102
Mar 14, 2005

Dont take chem at ISU unless u get Otis. Lectures are boring, & dont help with all the online quizzes. You r pretty much promised a C but getting a higher grade requires more effort. Labs r a joke. Try and get friend's quizzes from the pervious semester, a lot of the material is repeated.

4.0
2.0
CHE102
Mar 23, 2005

Otis has interesting lectures and he allows note cards for tests and the final. But if you didn't have a good chem teacher in high school it's kinda hard. I felt like i was teaching myself, but overall it's not a bad class.

2.0
4.0
CHEM102
Apr 12, 2005

The instructor is basically the worst I've had. He is extremely unhelpful and his lectures don't go along with actual questions he will ask on the test. He rambles about pointless things, and he isnt really an instructor...he tries to play the role of entertainer. Bad, BAD class, Worse Teacher.

3.0
2.0
CHE102
Apr 13, 2005

Awesome teacher, was very entertaining. Maybe could have been more helpful but lets you use a full page notecard. Take this class.

2.0
3.0
CHE102
Apr 13, 2005

tries to make class entertaining but fails miserably. lets you use a notecard on the tests tho which is cool, but very bad teacher. BE PREPARED TO BASICALLY TEACH YOURSELF THE MATERIAL.

2.0
4.0
CHE102
Apr 14, 2005

The notecard's great, the class sucks. He doesn't teach a whole lot, making learning the material pretty difficult! He's very funny at times. He's passionate but if you don't know much about the subject, its way over your head. I went in there having a solid chem background and still was lost.

2.0
5.0
CHE102
Apr 14, 2005

Very scatter brained. Says very pointless things. He always talked over my head or just jibburish. Funny, nice, and very smart, but not a good teacher.

1.0
3.0
CHEM102
Apr 15, 2005

horrible teacher! all he does is bounce around the class and scream. he focuses on entertainment rather than teaching. i got nothing out of lectures. just study your ass off for the exams and you'll be fine.

2.0
1.0
CHEM102
Apr 19, 2005

He was a good professor that was excited about chemistry, but that fact that he was TOO EXCITED made it hard to pay attention and learn anything.

3.0
1.0
CHE102
Apr 19, 2005

Talks jibberish at times and likes to stall. Tests are easy, they are just like the practice test but with different numbers. Sometimes funny. Very enthusiastic, sometimes too much.

4.0
1.0
CHE
Apr 20, 2005

AWESOME TEAHCER. Makes chem interesting, gives you a notecard on exams and online quizes and study guides are what are exactly on the exams and in the same order. Easy stuff TAKE OTIS

5.0
1.0
CHE102
Apr 22, 2005

Otis rocks! His class is easy!

2.0
2.0
CHE102
Apr 28, 2005

He is a cool guy and tries to make the class fun, but fails at teaching. Pretty much forget about going to class and just copy the exam reviews word for word and use them for the exams (b/c he allows a note card). You should do just fine.

5.0
2.0
CHE102
May 10, 2005

Otis is a very cool guy, especially for being 60-something. He geniuenly cares about the students and makes chemistry, my most hated subject, managable. Learn the material and the tests will be easy.

1.0
3.0
CHE102
Jun 4, 2005

Too crazy for me and his stories are just rediculous

4.0
2.0
CHEM102
Aug 15, 2005

Otis wants you to do well so take advantage. DO THE PRACTICE TESTS, MAKE NOTECARDS, GO TO HELP SESSIONS, GO TO CLASS AND ASK QUESTIONS! It is sooo easy if you do this. I got an A and am not that good in chemistry.

5.0
1.0
CHEM
Grade: B+
Aug 24, 2005

No Comments

4.0
3.0
CHEM102
Aug 24, 2005

No Comments

1.0
3.0
CHEM101
Aug 25, 2005

All he talked about was his own family life and mentioned nothing about chemestry. What an idoit. Plus his final is weighted way to much. Avoid Chem.

5.0
2.0
CHEMIATRY
Grade: A
Aug 30, 2005

No Comments

5.0
1.0
CHEMISTRY
Aug 30, 2005

YOu can pass this class and only show up 3 times.... it was a joke

1.0
5.0
CHEMISTRY
Aug 30, 2005

No Comments

5.0
1.0
CHE102
Grade: B
Aug 30, 2005

He is rather amusing and enthusiastic. so far he seams easy. one of my favorite classes

4.0
1.0
CHE102
Aug 31, 2005

Made Chem easy and I don't even like Chem! If you have to take this class, try to get Otis. He keeps things interesting!

5.0
1.0
CHEM102
Grade: A+
Aug 31, 2005

Amazing teacher. Really knows what he's talking about and he's very funny in that mad science sort of way.

5.0
1.0
INTROTOCHEM
Sep 4, 2005

I dont know if this guy still does his study sessions before the tests but if hew does GO TO THEM!!! you can get away with never going to class as long as you go to the study sessions...i cant stress this enough. I didnt learn anything in this class, i nev

5.0
4.0
CHEMISTRY
Sep 5, 2005

No Comments

3.0
2.0
CHE102
Sep 5, 2005

No Comments

3.0
1.0
CHEMISTRY102
Sep 5, 2005

Otis is hilarious, he really makes the class fun, even though there are 210 people in my lecture class. THANKS OTIS!!!

3.0
2.0
CHEM102
Sep 13, 2005

No Comments

2.0
4.0
CHEM101
Sep 17, 2005

He was just all over the place ALL the time. It was really difficult to follow him.

5.0
3.0
CHEM102
Oct 6, 2005

awesome teacher but he did jump around alot. i followed him well but i know some that cant. he is so cool though! his most recent exam which i just took was easy but time consuming so if you are a long test taker good luck... i didnt finish it in time... if i had i could have goten an A

3.0
5.0
CHEMISTRY
Grade: A
Oct 17, 2005

No Comments

5.0
1.0
CHEMISTRY101
Oct 20, 2005

He was awesome if you don't get an A in this class you didn't want an A.

4.0
1.0
CHEMISTRY
Grade: B
Oct 24, 2005

class is sooo easy, i mean he gives you the exam before you take it!

2.0
2.0
102
Oct 28, 2005

Pretty enteraining to watch, but hard to understand. Jumped around from subject to subject. Let's you use a notecard on all the tests. Doesn't help students during office hours, you have to go to the UCLA for that which really puts me off with a professor.

4.0
4.0
CHEMISTRY102
Grade: C
Oct 29, 2005

Talks really fast...but is really interresting

2.0
3.0
CHE102
Oct 30, 2005

Otis is an awesome guy! Really funny and random. But the fact that he's random makes it hard to follow his train of thought, so you kind of have to figure out the work for yourself. As long as you know the steps of how to do a problem, you'll be fine cuz his tests are just like his online reviews. GO TO THE STUDY SESSIONS! And do all the labs and lecture quizzes for easy points to boost your grade.

4.0
3.0
CHEM102
Nov 29, 2005

Otis is awesome. He uses a wide variety of vocabulary and moves quickly through material, but his class is good. Too bad he will be gone next year.

2.0
5.0
CHEM101
Dec 9, 2005

I did not understand chemistry going into his class, and I don't understand chemistry now. He is horrible at explaining things. I failed his class, and I wouldn't consider myself dumb. But if you don't know much about this subject, you won't learn anything from him cause he's bad at teaching it.

5.0
1.0
CEHM102
Dec 14, 2005

Otis (as he tells us to call him) was totally enthusiastic about the material and really made it interesting... plus he was a chemist for the Army - could he be any more qualified?!?

3.0
3.0
CHEM102
Dec 21, 2005

if you have never taken any chemistry b4 this class then it might be a struggle because a lot of material is just whipped through, and its hard to follow what he's saying. but it was pretty easy if u go to class, do the all the quizzes, and do decent on the test, then ur guaranteed at least a B. he was quite an interesting teacher & we'll miss him

5.0
2.0
CHE102
Dec 29, 2005

This class was great. I didn't think that it was too hard. If you go to every lecture, it will really help. Also, you get to have a notecard for tests, so that helps a lot.

1.0
3.0
CHEM102
Jan 12, 2006

No Comments

5.0
2.0
CHE102
Jan 18, 2006

he is an interesting teacher. he tries to make the class fun. he's full of energy. if you just pay attention and write out your notecard you can pass easily with an A or a B

4.0
1.0
CHEM102
Feb 22, 2006

everything is off his website do the problems on the fly and it will be hard not to get an A

3.0
3.0
CHE102
Apr 17, 2006

Pretty easy, labs are once every other week. All the exam questions are off of the internet. Lectures are boring but worth goind to.

3.0
3.0
CHEM102
Dec 12, 2006

This man is crazy. He'll keep you interested with his enthusiasm, but he barely explains what the hell he is SCREAMING at you about. He loves it when people participate. He once said if someone answers his question he would pay them a dollar, and he did.

3.0
4.0
CHEM102
Dec 26, 2006

this class was a waste of time and the teacher was much to confusing to understand, the labs were easy but not worth much. I retook this class with Professor Alisha Sawson and got a B.

5.0
3.0
CHEM102
Jan 2, 2007

I had Otis my freshman year. Excellent instructor. A character in every sense of the word.

3.0
3.0
CHEM2
Jan 15, 2007

a funny old man

4.0
3.0
CHEM102
May 10, 2007

I got a C, but I loved the course. Good teacher.

5.0
3.0
CHE102
Apr 27, 2008

Otis retired about two years ago. I think he retired the year after I took the course. Good instructor.

5.0
4.0
CHEM102
Nov 13, 2008

Otis is retired now. I took his course as a freshman in 2005. He was an excellent instructor. Very funny old guy.

4.0
3.0
CHE102
Jun 17, 2009

Otis has been retired for almost 4 years!

5.0
4.0
ORGAN201
Sep 7, 2009

It doesnt matter since Otis has retired but I took this gentleman's class back in the 80"s. And he is the reason I went into teaching. He was what a teacher should be back then. I give him an A+

Grade Predictor

Your expected effort level

LowHigh

Predicted Grade

B+

71% confidence
Based on 7 grades
Most common grades:
A (2)
B (2)
Not_Sure_Yet (1)
Grade Distribution
A(3)B(2)C(1)D(0)F(0)A-/B+(1)
Based on 8 reported grades
A: 2
B: 2
Not_Sure_Yet: 1
B+: 1
Rating Trend

Declining

-0.34 avg change
Jan
May
Apr
Nov
Jun
Sep
Last 6 months
Ratings by Course

CHEM

5.0

(2)

CHEMIATRY

5.0

(1)

INTROTOCHEM

5.0

(1)

CHEMISTRY101

5.0

(1)

CEHM102

5.0

(1)
+14 more courses
Difficulty by Course

INTTOCHE

4.0

ORGAN201

4.0

CHEMISTRY

3.2

CHEM102LECTURE

3.0

CHEM2

3.0

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