CHARLES R.
What do you want to work on?
About CHARLES R.
Subjects
Calculus, Trigonometry
Education
Bachelors in Chemical Engineering from University of Illinois at Chicago
Masters in Business Administration and Management, General from University of Chicago
Career Experience
My life as a chemical engineer has been filled with math, science and economics.
I Love Tutoring Because
I love tutoring because learning is fun! It lets us look out at the world through the eyes of all these really creative people who have figured out for us how things work.
Reviews 
(815)
Julius
Math - Trigonometry
Nov 5, 2025
my tutor was great!
Juliana
Math - Calculus - Multivariable
Sep 13, 2025
really helpful
Michael
Math - Calculus
Mar 30, 2025
Excellent.
Julia
Math - Calculus
Mar 23, 2025
ask APU if they will allow a 2 hour tutor session instead of 1 hour
