Professor Canelas was a wonderful teacher who made the content incredibly easy to understand. I can't thank her enough for putting her time into the course!

Thank you so much for the opportunity to take this course. I learned so much! The class was very fun and informative. I enjoyed every minute of lecture.

This class was a great way to learn the introductions of chemistry. Prof. Canelas gave excellent, detailed and thorough explanations. Highly recommend.

I have never studied chemistry before. I enjoyed a lot. Thanks to Coursera, Duke University and the excellent and smiling Professor Dorian Canelas

Week two is a bit too long for me, otherwise the courses are well designed with many pop-up questions which are very helpful for understanding.

Amazing course, the instructor knows the material perfectly, the topics are really interesting, and the videos are adequate! Thank you so much!

This course helped me to increase my knowledge in the chemical reactions and ratios. Thankyou to coursera for this course. It really helped me.

Dr. Canelas uses excellent, understandable analogies to explain complicated concepts. Thank you for an interesting introduction to Chemistry!

Everything was great, the instructor took her time and gave explanations that broke down the topic in a way that made it easy to understand.

Very clear, well organized and well explained info! Teacher is very pleasant and engaging and you can see that she enjoys what she's doing.

Excellent Professor Dorian Canelas! A very good introduction to Chemistry Reactions and Ratios. Incredibly understandable and explanatory.

Detailed explanation is given and it is good course in which relevant informaton on the course is given.

I enjoyed learning this course

Really good explanations. Professor takes the time to explain each concept clearly with lots of examples. I really enjoyed the course.

This course was so much fun and extremely helpful. The instructor's delivery of the material was very clear and easy to understand.

Excellence course material and the lecture delivery is very much on point , making it very easy to grasp concepts and principles.

Overall, I have been glad with my experience using Coursera and think it is one of the best online learning platforms available.

Professor Dorian is awesome!! Loved the course. Specially for chemistry enthusiasts.

Helps students gain interest in chemistry!!

Thank you for this course! It was very engaging. The instructor's explanations were clear and the demonstrations were excellent.

El curso me resultó muy amigable y entendible, espero que en un futuro las consignas estén en español para una mejor resolución

p​erfect, I like it very much. It is very interesting, vivid and intelligent challenging for me. Thanks a lot to professors!

Best chemistry course for the beginners.

And Prof. Dorian is a good teacher in my opinion. She taught everything perfectly.

Me ayudó mucho durante mi curso en la universidad, fue fácil aprender a pesar de que no tenía tantos conocimientos previos

Good for whom knew something about chemistry and wants to refresh it and learn some new information. Fits for beginners

I learned a lot in this course which is very applicable in online learning. It refreshes my knowledge on the subject.