Justin Gray - Simon Fraser University

Professor: Justin Gray
Department: Mathematics
College: Simon Fraser University
Rating # 1
Overview:
  • Course: MATH260
  • Grade Received: INC
  • Overall Rating: 1.0
  • Course Difficulty: 3.0
  • For Credit: Yes
  • Textbook Used: Yes
  • Would Take Again: No
  • Attendance: Not Mandatory
Comment:
Justin's running of the class literally a joke. He was moving to a new place so the few lectures had no teaching component, whatsoever, the canvas page is not updated. He are still stuck at first lecture meanwhile the other section class has finished two chapters. Avoid him.
Rating # 2
Overview:
  • Course: MATH100
  • Grade Received: A
  • Overall Rating: 5.0
  • Course Difficulty: 3.0
  • For Credit: Yes
  • Textbook Used: Yes
  • Would Take Again: Yes
  • Attendance: Mandatory
Comment:
Justin was an incredible teacher, he always tried to accommodate and was really kind with wanting his students to succeed. But like any math class you have to out the effort you want and practice! if you practice, ask questions, and watch his lectures you'll be all good.
Rating # 3
Overview:
  • Course: MATH100
  • Grade Received: INC
  • Overall Rating: 5.0
  • Course Difficulty: 2.0
  • For Credit: Yes
  • Textbook Used: Yes
  • Would Take Again: Yes
  • Attendance: Mandatory
Comment:
All in all, good professor
Rating # 4
Overview:
  • Course: MATH100
  • Grade Received: N/A
  • Overall Rating: 5.0
  • Course Difficulty: 4.0
  • For Credit: Yes
  • Textbook Used: Yes
  • Would Take Again: Yes
  • Attendance: Mandatory
Comment:
Great professor and goes over and beyond to help you. Took this course twice, second time with him and there was a huge difference in the way he taught it. Very kind and lectures are great! He helped me very much!
Rating # 5
Overview:
  • Course: MATH100
  • Grade Received: C
  • Overall Rating: 4.0
  • Course Difficulty: 4.0
  • For Credit: Yes
  • Textbook Used: Yes
  • Would Take Again: Yes
  • Attendance: N/A
Comment:
All lectures were prerecorded so you have to watch them the day before class and they can be 40+ mins long. Theres online and off-line homework every week. The online homework doesn't make any sense and doesn't apply to lectures at all. Tests are pretty hard but the quizzes were easy since they're taken from the homework. Be ready to work hard!
Rating # 6
Overview:
  • Course: MATH100
  • Grade Received: C+
  • Overall Rating: 1.0
  • Course Difficulty: 5.0
  • For Credit: Yes
  • Textbook Used: Yes
  • Would Take Again: No
  • Attendance: Mandatory
Comment:
Absolute worst math prof ever. Good effort to try a different learning method however he's not well enough at explaining to pull it off. Barely shows his steps. Don't rely on him to teach you because you'll have to learn everything yourself. His exams are unbelievably difficult and he's not accessible outside of class at all.
Rating # 7
Overview:
  • Course: MATH100
  • Grade Received: C
  • Overall Rating: 2.0
  • Course Difficulty: 5.0
  • For Credit: No
  • Textbook Used: Yes
  • Would Take Again: No
  • Attendance: Mandatory
Comment:
He prerecords his lectures and they honestly do not help at all. In class iClicker questions are useless, and homework and quizzes are nothing like his exams. I failed all of my exams, but somehow still passed the course. I genuinely thought I would have to retake this course, which heightened my depression.
Rating # 8
Overview:
  • Course: MATH100
  • Grade Received: F
  • Overall Rating: 1.0
  • Course Difficulty: 5.0
  • For Credit: Yes
  • Textbook Used: Yes
  • Would Take Again: No
  • Attendance: Mandatory
Comment:
He is the worst professor I have ever had. Failed me for 1%. During this pandemic didnt even consider my request or reply to me. Would never take a class with him and I highly recommend you to never take a class with him because you will 100% fail the course
Rating # 9
Overview:
  • Course: MATH100
  • Grade Received: B-
  • Overall Rating: 5.0
  • Course Difficulty: 3.0
  • For Credit: Yes
  • Textbook Used: Yes
  • Would Take Again: Yes
  • Attendance: Mandatory
Comment:
Justin is probably one of the best profs in the math department if not the best, hes great at explaining complex stuff and exams are fair, hes quizzes are hard tough.
Rating # 10
Overview:
  • Course: MATH100
  • Grade Received: B-
  • Overall Rating: 2.0
  • Course Difficulty: 4.0
  • For Credit: Yes
  • Textbook Used: Yes
  • Would Take Again: No
  • Attendance: Mandatory
Comment:
He's a very hard teacher. Even if you've taken precal previously this course will still most likely be challenging with him. Don't rely on his notes, self teach yourself. Get help as much as possible if you need to. His final was really difficult compared to his midterms imo. Attend class for participation marks. Do LOTS of homework practice.
Rating # 11
Overview:
  • Course: MATH100
  • Grade Received: N/A
  • Overall Rating: 4.0
  • Course Difficulty: 4.0
  • For Credit: Yes
  • Textbook Used: Yes
  • Would Take Again: Yes
  • Attendance: Mandatory
Comment:
Justin was a nice guy, but u have to do as much practices as you can.. the test are fair, do some work and you'll pass.
Rating # 12
Overview:
  • Course: MATH100
  • Grade Received: N/A
  • Overall Rating: 5.0
  • Course Difficulty: 2.0
  • For Credit: Yes
  • Textbook Used: Yes
  • Would Take Again: Yes
  • Attendance: N/A
Comment:
his lecture is a bit boring but the course is not curved!
Rating # 13
Overview:
  • Course: MATH100
  • Grade Received: A
  • Overall Rating: 1.0
  • Course Difficulty: 4.0
  • For Credit: Yes
  • Textbook Used: Yes
  • Would Take Again: No
  • Attendance: Not Mandatory
Comment:
the teacher was nice, but he expects student to know everything b4 teaching, the lectures were useless does not matter if you go there or not. for the exams justin loves to test definitions.
Rating # 14
Overview:
  • Course: MATH251
  • Grade Received: B+
  • Overall Rating: 4.0
  • Course Difficulty: 4.0
  • For Credit: Yes
  • Textbook Used: Yes
  • Would Take Again: Yes
  • Attendance: Mandatory
Comment:
This course is tough to begin with, but Justin is a good professor who explained the material very clearly. Lots of homework questions are assigned to make sure that you have a solid understanding of concepts. Justin was sometimes a bit disorganized and would post lecture slides less than an hour before the lecture, but he was still great!
Rating # 15
Overview:
  • Course: MATH251
  • Grade Received: A-
  • Overall Rating: 3.0
  • Course Difficulty: 3.0
  • For Credit: Yes
  • Textbook Used: Yes
  • Would Take Again: No
  • Attendance: Not Mandatory
Comment:
He was really fair past midterm 1. I agree that we were given too many questions for midterm 1 and too little time to complete. However, in the latter part of the course he was really fair. He scaled the class in the end, so if you did significantly better on the finals than on one of the midterms, the finals would be worth a lot more.
Rating # 16
Overview:
  • Course: MATH251
  • Grade Received: N/A
  • Overall Rating: 5.0
  • Course Difficulty: 4.0
  • For Credit: Yes
  • Textbook Used: Yes
  • Would Take Again: Yes
  • Attendance: Not Mandatory
Comment:
He was a really fare prof and explain every concept despite of the limited time he had for his lecture. but i do think this course need more time. work outside of the class is mandatory as its a challenging course. His exams are fare too.
Rating # 17
Overview:
  • Course: MATH251
  • Grade Received: A-
  • Overall Rating: 2.0
  • Course Difficulty: 3.0
  • For Credit: Yes
  • Textbook Used: Yes
  • Would Take Again: No
  • Attendance: Not Mandatory
Comment:
Exams are not fair since he does not give sufficient time. For midterm 1, we started 10 minutes late and we weren't given that extra 10 minutes back. You're better off watching Professor Leonard on youtube rather than attend Grey's lectures. Also the marking scheme for the quizzes are not fair.
Rating # 18
Overview:
  • Course: MATH251
  • Grade Received: A
  • Overall Rating: 5.0
  • Course Difficulty: 3.0
  • For Credit: Yes
  • Textbook Used: Yes
  • Would Take Again: Yes
  • Attendance: Mandatory
Comment:
Math is hard to teach and hard to make super enjoyable. This man here is amazing. Exams are very fair and he goes the extra mile to make sure we understand stuff. Probably my favorite prof to date.
Rating # 19
Overview:
  • Course: MATH251
  • Grade Received: N/A
  • Overall Rating: 1.0
  • Course Difficulty: 5.0
  • For Credit: Yes
  • Textbook Used: Yes
  • Would Take Again: No
  • Attendance: Mandatory
Comment:
Does not give good exam review (not telling which question will be on and just spending time in true/false that never will be on the exam) and copy example from the textbook. Make a lot of mistakes in his lecture.
Rating # 20
Overview:
  • Course: MATH251
  • Grade Received: N/A
  • Overall Rating: 2.0
  • Course Difficulty: 3.0
  • For Credit: Yes
  • Textbook Used: Yes
  • Would Take Again: Yes
  • Attendance: Not Mandatory
Comment:
Doesn't give enough time for midterms, and reads off his lectures notes
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